CN212572942U - Sound producing device - Google Patents
Sound producing device Download PDFInfo
- Publication number
- CN212572942U CN212572942U CN202021466779.3U CN202021466779U CN212572942U CN 212572942 U CN212572942 U CN 212572942U CN 202021466779 U CN202021466779 U CN 202021466779U CN 212572942 U CN212572942 U CN 212572942U
- Authority
- CN
- China
- Prior art keywords
- sound
- sound generating
- generating unit
- unit
- production unit
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Stereophonic Arrangements (AREA)
Abstract
The embodiment of the disclosure provides a sound production device, which comprises a first sound production unit, a second sound production unit and a third sound production unit, wherein a low-frequency loudspeaker and a microphone are arranged in the first sound production unit. Second sound production unit and third sound production unit can dismantle connect in first sound production unit, second sound production unit with all be provided with the first speaker that has the high frequency in the third sound production unit, the sound generating mechanism of this disclosed embodiment will woofer with first speaker separately sets up, can greatly reduced second sound production unit with third sound production unit's frequency dividing point has strengthened sound production unit's bass effect, moreover first speaker with difference between the woofer is more obvious, has improved greatly sound generating mechanism's stereo effect.
Description
Technical Field
The present disclosure relates to sound transmission equipment technology field, specifically, the present disclosure relates to a sound generating device.
Background
With the continuous improvement of living standard of people, users have more and more requirements on sound generating devices, such as better bass effect, more obvious stereo experience and the like.
In the existing sound generating device, bass and medium-high speakers are generally installed in the same sound generating device, and when the sound generating device works, a frequency dividing device separates a sound signal into a medium-high frequency sound signal and a low-frequency sound signal through a frequency dividing circuit, and the medium-high frequency sound signal and the low-frequency sound signal are respectively transmitted to the corresponding medium-high frequency speaker and the corresponding bass speakers. However, since the low-pitch and medium-pitch speakers are installed in the same sound generating device, the user cannot experience an obvious stereo effect, which results in poor sound spatial impression of the sound generating device.
SUMMERY OF THE UTILITY MODEL
The embodiment of the disclosure provides a sound generating device to solve the problem of poor stereo of the existing sound generating device.
In order to solve the above problems, the present disclosure adopts the following technical solutions:
in a first aspect, an embodiment of the present disclosure provides a sound generating apparatus, including:
the first sound-emitting unit is internally provided with a low-frequency loudspeaker;
second sound production unit and third sound production unit, second sound production unit and third sound production unit can dismantle connect in first sound production unit, second sound production unit with all be provided with the first speaker that has the high frequency in the third sound production unit.
Optionally, the first speaker is one of a tweeter or a full range speaker.
Optionally, the second sound generating unit and the third sound generating unit are connected to the first sound generating unit, and the second sound generating unit and the third sound generating unit are symmetrically arranged relative to the first sound generating unit.
Optionally, the sound generating device is cylindrical, and the second sound generating unit and the third sound generating unit are symmetrically arranged relative to the axial symmetry plane of the first sound generating unit.
Optionally, the second sound generating unit includes a first side surface and a second side surface, the first side surface is a curved surface, and the second side surface is a plane.
Optionally, still include the fourth sound generating unit, the fourth sound generating unit can dismantle connect in first sound generating unit, set up in the fourth sound generating unit first speaker.
Optionally, the woofer includes a first vibration component and a first magnetic component which are oppositely arranged, and the first vibration component is arranged towards the bottom surface of the first sound generating unit.
Optionally, the first sound emitting unit further comprises a sound guiding cone, and a cone tip of the sound guiding cone is arranged towards the first vibration assembly.
Optionally, the second sound generating unit is magnetically connected with the first sound generating unit.
Optionally, a charging component is disposed on the first sound emitting unit, and the charging component is configured to charge the second sound emitting unit and the third sound emitting unit.
Optionally, the mobile terminal further comprises a processing unit, the processing unit is arranged in the first sound generating unit, and the processing unit comprises a wireless input assembly and/or a voice recognition input assembly.
The technical scheme adopted by the embodiment of the disclosure can achieve the following beneficial effects:
the embodiment of the disclosure provides a sound generating device, which comprises a first sound generating unit, a second sound generating unit and a third sound generating unit, wherein a low-frequency loudspeaker is arranged in the first sound generating unit. Second sound generating unit and third sound generating unit can dismantle connect in first sound generating unit, second sound generating unit with all be provided with the first speaker that has the high frequency in the third sound generating unit, the sound generating mechanism of this disclosed embodiment will woofer with first speaker separately sets up, has improved sound generating mechanism's stereophonic effect and bass effect.
Drawings
The accompanying drawings, which are included to provide a further understanding of the disclosure and are incorporated in and constitute a part of this disclosure, illustrate embodiments of the disclosure and together with the description serve to explain the disclosure and not to limit the disclosure. In the drawings:
fig. 1 is a schematic structural diagram of a sound generating device according to an embodiment of the present disclosure;
fig. 2 is a disassembled schematic view of a sound generating device provided in the embodiment of the present disclosure;
fig. 3 is a schematic diagram of an internal structure of a first sound generating unit of a sound generating apparatus according to an embodiment of the present disclosure.
Description of reference numerals:
1-a first sound emitting unit; 11-a low frequency loudspeaker; 111-a first vibrating assembly; 112-a first magnetic component; 12-leading cone; 13-a charging assembly; 2-a second sound unit; 3-a third sound unit; 4-a processing unit; 5-first loudspeaker.
Detailed Description
To make the objects, technical solutions and advantages of the present disclosure more apparent, the following embodiments of the present disclosure will be clearly and completely described in conjunction with the accompanying drawings. It is to be understood that the described embodiments are merely a subset of the disclosed embodiments and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments disclosed herein without making any creative effort, shall fall within the protection scope of the present disclosure.
The terms first, second and the like in the description and in the claims of the present disclosure are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It will be appreciated that the data so used may be interchanged under appropriate circumstances such that embodiments of the disclosure may be practiced other than those illustrated or described herein, and that the objects identified as "first," "second," etc. are generally a class of objects and do not limit the number of objects, e.g., a first object may be one or more. In addition, "and/or" in the specification and claims means at least one of connected objects, a character "/" generally means that a preceding and succeeding related objects are in an "or" relationship.
Technical solutions disclosed in the embodiments of the present disclosure are described in detail below with reference to the accompanying drawings.
Referring to fig. 1 to 3, an embodiment of the present disclosure provides a sound generating apparatus, including:
the sound generating device comprises a first sound generating unit 1, a second sound generating unit 2 and a third sound generating unit 3, wherein a low-frequency loudspeaker 11 and a microphone are arranged in the first sound generating unit 1.
Second sound generating unit 2 and third sound generating unit 3 can dismantle connect in first sound generating unit 1, second sound generating unit 2 with all set up the first speaker 5 that has the high frequency in the third sound generating unit 3 specifically, first speaker 5 can be for tweeter or one in the full frequency loudspeaker. The sound generating device of the embodiment of the present disclosure separately sets the woofer 11 and the first speaker 5, and after the woofer 11 and the first speaker 5 are separately set, the frequency dividing points of the second sound generating unit 2 and the third sound generating unit 3 can be greatly reduced, so that the low frequency playback capability of the woofer 11 is greatly improved, even reaching the level of ultra-bass, and the bass effect of the sound generating unit is enhanced. Meanwhile, the difference between the first loudspeaker 5 and the low-frequency loudspeaker 11 is more obvious, and the stereo effect of the sound production device is greatly improved.
Under the condition that the second sound generating unit 2 and the third sound generating unit 3 are connected to the first sound generating unit 1, the second sound generating unit 2, the third sound generating unit 3 and the first sound generating unit 1 can generate sound outwards as a whole, and at the moment, the sound generating device has the characteristics of saving floor area and being convenient to carry while ensuring the sound generating effect; second sound generating unit 2 with third sound generating unit 3 is followed under the condition that first sound generating unit 1 was gone up to dismantle, second sound generating unit 2 third sound generating unit 3 with first sound generating unit 1's relative position can set up according to user's hobby, this moment second sound generating unit 2 third sound generating unit 3 with first sound generating unit 1 has just formed the sound generating mechanism of spatial distribution in the space, 2.1 audio system for short, can provide the excellent stereo experience of user, has strengthened moreover sound generating mechanism's bass effect and medium and high frequency audio. In addition, owing to be provided with first speaker 5 second sound generating unit 2 with third sound generating unit 3 has kept away from first sound generating unit 1 also makes first speaker 5 keeps away from the microphone sets up, can improve greatly the definition and the recognition degree of microphone pickup.
In a specific implementation mode, in order to make the user obtain better stereo experience, can with second sound generating unit 2 third sound generating unit 3 with first sound generating unit 1 sets up on the same circular arc that uses the user as the center, moreover second sound generating unit 2 third sound generating unit 3 with the side of sounding of first sound generating unit 1 all places towards the user, and the well high frequency audio that the user received at this moment will promote greatly, and more importantly has realized showing stereo sound production because the circular arc of three sound generating unit is placed.
In another specific embodiment, in order to enable a user to obtain a better high-frequency sound effect experience, the heights of the sound emitting positions of the second sound emitting unit 2 and the third sound emitting unit 3 and the ears of the user can be set to be equal, the second sound emitting unit 2, the third sound emitting unit 3 and the user are set to be in a regular triangle, the sound emitting sides of the second sound emitting unit 2 and the third sound emitting unit 3 are both placed towards the user, and the high-frequency sound effect of the sound emitting device can be obviously improved.
Optionally, since the volume of the first sound generating unit 1 may be larger than the second sound generating unit 2 and the third sound generating unit 3, the first sound generating unit 1 may serve as a main control unit of the sound generating apparatus to control each sound generating unit of the sound generating apparatus to generate sound. Specifically, referring to fig. 1 and 2, the first sound emitting unit 1 is provided with operation buttons, which may include a volume up key, a volume down key, a mute key, an on-off key, and the like; the first sound emitting unit 1 may further be provided with a sound pickup hole for facilitating sound pickup by a microphone, specifically, a plurality of sound pickup holes may be formed around an edge of an upper surface of the first sound emitting unit 1, and the number of the sound pickup holes may be one, two, three, four, five, six or more, which is not limited in this disclosure. In addition, the second sound generating unit 2 or the third sound generating unit 3 may also be a main control unit of the sound generating device, and further control each sound generating unit of the sound generating device.
Optionally, the speaker system further comprises a fourth sound generating unit, wherein the fourth sound generating unit is detachably connected to the first sound generating unit 1, and the first speaker 5 is arranged in the fourth sound generating unit.
Specifically, the number of the sound generating units of the sound generating device can also be four, five, six or more, wherein one sound generating unit can be used as a main control unit, for example, the first sound generating unit 1, other sound generating units are auxiliary sound generating units, for example, the second sound generating unit 2, the third sound generating unit 3 and the fourth sound generating unit. When the plurality of sounding units are connected into a whole to sound outwards, the plurality of auxiliary sounding units can be uniformly connected around the main control unit, for example, when three auxiliary sounding units are arranged, the main control unit can be a triangular prism, and the three auxiliary sounding units are respectively connected to three surfaces of the triangular prism; when the four auxiliary sound generating units are arranged, the main control unit can be in a quadrangular shape, and the four auxiliary sound generating units are respectively connected to four surfaces of the quadrangular shape, so that the space occupied by the sound generating device can be reduced; when a plurality of subsidiary sound production units are followed main control unit is last to be dismantled the back and outwards gives sound together, a plurality of subsidiary sound production units can evenly distributed around main control unit, for example a plurality of subsidiary sound production units evenly distributed around main control unit on the circumference of same circle, can realize the sound production effect of good stereo and bass equally. In addition, the number of the sounding units is not limited in the embodiment of the present disclosure.
Alternatively, referring to fig. 1, in the case where the second sound emission unit 2 and the third sound emission unit 3 are connected to the first sound emission unit 1, the second sound emission unit 2 and the third sound emission unit 3 are symmetrically disposed with respect to the first sound emission unit 1.
Specifically, the second sound generating unit 2 and the third sound generating unit 3 are symmetrically arranged on two sides of the first sound generating unit 1. On the one hand, it is shown that the first sound emitting unit 1 has a symmetrical structure, and on the other hand, it is described that the second sound emitting unit 2 and the third sound emitting unit 3 may be sound emitting units having the same size and symmetrical structure. Therefore, no matter the second sound generating unit 2, the third sound generating unit 3 and the first sound generating unit 1 are used as a whole to generate sound outwards or to generate sound outwards in a separated mode, balanced three-dimensional sound generating effect can be achieved.
Alternatively, referring to fig. 1 and 2, the sound generating device is cylindrical, and the second sound generating unit 2 and the third sound generating unit 3 are symmetrically arranged with respect to the axial symmetry plane of the first sound generating unit 1.
Specifically, in a specific embodiment, referring to fig. 1, second sound generating unit 2 and third sound generating unit 3 connect in during first sound generating unit 1 second sound generating unit 2 with third sound generating unit 3 occupies under the condition of sound generating mechanism periphery, sound generating surface can be regarded as to sound generating surface, at this moment second sound generating unit 2 with third sound generating unit 3 can adopt the curved surface sound production, no matter second sound generating unit 2 third sound generating unit 3 with first sound generating unit 1 is as a whole external sound production or the external sound production of disconnect-type, all can let the user experience fine stereo sound effect.
In addition, when the sound generating device is cylindrical, the second sound generating unit 2 and the third sound generating unit 3 can also be connected to the end face of the first sound generating unit 1 to form a structure with three cylinders connected end to end. When the second sound generating unit 2 and the third sound generating unit 3 are connected to the first sound generating unit 1, the second sound generating unit 2 and the third sound generating unit 3 can generate sound through end faces, for example, a cylindrical sound generating device is laid flat; when the second sound generating unit 2 and the third sound generating unit 3 are detached from the first sound generating unit 1, the sound generating surface of the second sound generating unit 2 and the third sound generating unit 3 can face the user, so that good stereo and high-frequency sound generating effects are achieved.
Optionally, referring to fig. 2, the second sound generating unit 2 includes a first side surface and a second side surface, the first side surface is a curved surface, and the second side surface is a plane.
Specifically, the first side surface and the second side surface may enclose a side surface of the second sound emitting unit 2, and the second sound emitting unit 2 may include more side surfaces besides the first side surface and the second side surface, such as a third side surface or a fourth side surface. The curved surface of the first side surface can be a circular arc surface, an elliptic arc surface or a curved surface formed by a plurality of local planes. Referring to fig. 2, the curved surface of the first side surface is an arc surface, the first speaker 5 in the second sound generating unit 2 includes a second vibration component and a second magnetic component, the second vibration component may be disposed near the first side surface, and the second magnetic component may be disposed toward the second side surface. Use during the sound production of second sound generating unit 2, can be with first side towards the user, can make on the one hand the high frequency sound effect of second sound generating unit 2 propagates better, and on the other hand can let the user obtain better stereo experience. In addition, the third sound emission unit 3 may have the same size and structure as the second sound emission unit 2.
Alternatively, referring to fig. 3, the woofer 11 includes a first vibration member 111 and a first magnetic member 112 which are oppositely disposed, and the first vibration member 111 is disposed toward the bottom surface of the first sound emitting unit 1.
Specifically, first vibration subassembly 111 includes the tympanic membrane, behind the tympanic membrane orientation the bottom surface of first sound generating unit 1, can the tympanic membrane with sound reinforcing area is formed between the bottom surface, when first vibration subassembly 111 is vibrating, the sound production of woofer 11 can be in reinforcing area is interior, and then improves woofer 11's sound production intensity.
Optionally, referring to fig. 3, the first sound emitting unit 1 further includes a sound cone 12, and a cone tip of the sound cone 12 is disposed toward the first vibration component 111.
Specifically, the sound emission of the woofer 11 is enhanced between the eardrum and the bottom surface, but the sound emission of the woofer 11 is difficult to be output to the outside if there is no smooth sound transmission path. And will lead the awl point orientation of sound awl 12 behind first vibration subassembly 111, the awl point of leading sound awl 12 can conveniently be with sound to diffusion all around, improves woofer 11's sound production efficiency and bass tone quality. In addition, a sound returning cavity is formed between the first vibration component 111 and the sound cone 12, so that the bass quality of the low-frequency loudspeaker 11 can be further enhanced.
Optionally, the second sound generating unit 2 is magnetically connected to the first sound generating unit 1.
Specifically, referring to fig. 2, the second sound generating unit 2 and the first sound generating unit 1 may be in planar contact, and the connection strength between the second sound generating unit 2 and the first sound generating unit 1 can be ensured and the convenience of connection and disconnection between the second sound generating unit 2 and the first sound generating unit 1 can be improved through a magnetic connection manner; second sound generating unit 2 with contact surface between the first sound generating unit 1 also can be curved surface, ladder face or other irregular surfaces, only at this moment second sound generating unit 2 with contact surface between the first sound generating unit 1 just can reach in close contact with after, has improved second sound generating unit 2 with the accuracy that first sound generating unit 1 is connected. In addition, third sound generating unit 3 also can with first sound generating unit 1 magnetism is inhaled and is connected, third sound generating unit 3 with contact surface between the first sound generating unit 1 also can adopt plane or curved surface setting, and this disclosed embodiment is no longer repeated here.
Optionally, the second sound generating unit 2 and the first sound generating unit 1 can also adopt detachable connection modes such as insertion, sliding fit and threaded screw fit, and the like, and the flexibility and accuracy of connection between the second sound generating unit 2 and the first sound generating unit 1 can be achieved, and the embodiment of the present disclosure does not limit the specific detachable connection mode between the second sound generating unit 2 and the first sound generating unit 1.
Optionally, referring to fig. 2, a charging assembly 13 is disposed on the first sound emitting unit 1, and the charging assembly 13 is configured to charge the second sound emitting unit 2 and the third sound emitting unit 3.
Specifically, in order to ensure independent sound production of the second sound production unit 2 and the third sound production unit 3, power supply components can be arranged in the second sound production unit 2 and the third sound production unit 3, the charging component 13 on the first sound production unit 1 can charge the power supply components, and when the power supply components are full, the power supply components can be switched to a standby state, for example, indicator lights are arranged on the second sound production unit 2 and the third sound production unit 3, and when the power supply components are full, the corresponding indicator lights are turned on when the power supply components are in the standby state, so that a user can be prompted to separate the second sound production unit 2 and the third sound production unit 3 from the first sound production unit 1, and overcharge of the power supply components is avoided; the power supply unit may be provided with a peak voltage switch, and the peak voltage switch may be turned off to charge the power supply unit after the power supply unit is fully charged, so that the power supply unit is in a standby state. In addition, the power supply assembly may further include a power display assembly, such as a display screen capable of displaying the remaining power, or a plurality of display lamps, and the remaining power of the power supply assembly is displayed by the number of the display lamps that are turned on.
The charging assembly 13 and the power supply assembly can be charged in a wired mode or in a wireless mode. When adopting wireless charging, can be provided with the first contact that charges on the subassembly 13 that charges, can be provided with on second sound generating unit 2 and the third sound generating unit 3 with the second contact that first contact is corresponding, the second contact with power supply module electricity is connected first contact with the second contact is close to or contacts the back, alright give in order to begin second sound generating unit 2 and third sound generating unit 3 charge. Optionally, referring to fig. 3, the sound generating apparatus further includes a processing unit 4, the processing unit 4 is disposed in the first sound generating unit 1, and the processing unit 4 includes a wireless input component and/or a voice recognition input component.
When the user controls the sound generating device, the user can send the control instruction to the processing unit 4 in a key, wireless connection or voice interaction mode, and the processing unit 4 transmits the operation signal to the sound generating unit. Specifically, when the user is far away from the sound generating device, the user can wirelessly transmit a control instruction to the Wireless input component, and the Wireless input component transmits an operation signal to the sound generating unit so as to complete sound generation of the sound generating device, thereby realizing a TWS (True Wireless Stereo) technology; when the user needs to experience sound control during the sound generating device, the user can transmit a control command to the voice recognition input assembly in a voice mode, the voice recognition input assembly receives the control command sent by the user and then carries out signal processing, and then the operation signal is transmitted to the sound generating unit to realize the generation of sound.
While the present disclosure has been described with reference to the embodiments illustrated in the drawings, which are intended to be illustrative rather than restrictive, it will be apparent to those of ordinary skill in the art in light of the present disclosure that many more modifications may be made without departing from the spirit of the disclosure and the scope of the appended claims.
Claims (11)
1. A sound generating device, comprising:
the loudspeaker comprises a first sound-emitting unit (1), wherein a low-frequency loudspeaker (11) is arranged in the first sound-emitting unit (1);
second sound production unit (2) and third sound production unit (3), second sound production unit (2) and third sound production unit (3) can dismantle connect in first sound production unit (1), second sound production unit (2) with all set up first speaker (5) that have the high frequency in third sound production unit (3).
2. The sound generating device according to claim 1, wherein said first speaker (5) is one of a tweeter or a full range speaker.
3. The sound generating device according to claim 1, wherein in a case where the second sound generating unit (2) and the third sound generating unit (3) are connected to the first sound generating unit (1), the second sound generating unit (2) and the third sound generating unit (3) are symmetrically arranged with respect to the first sound generating unit (1).
4. A sound-generating device as claimed in claim 3, characterised in that it is cylindrical, the second sound-generating unit (2) and the third sound-generating unit (3) being arranged symmetrically with respect to the axial symmetry plane of the first sound-generating unit (1).
5. The sound generating device according to claim 4, characterized in that said second sound generating unit (2) comprises a first side and a second side, said first side being curved and said second side being planar.
6. The sound generating device according to claim 1, characterized in that it further comprises a fourth sound generating unit, said fourth sound generating unit being detachably connected to said first sound generating unit (1), said first speaker (5) being arranged in said fourth sound generating unit.
7. The sound generating device according to claim 1, characterized in that said woofer (11) comprises a first vibrating component (111) and a first magnetic component (112) arranged oppositely, said first vibrating component (111) being arranged towards a bottom surface of said first sound generating unit (1).
8. The sound generating device according to claim 7, characterized in that the first sound generating unit (1) further comprises a sound cone (12), the tip of the sound cone (12) being arranged towards the first vibration member (111).
9. The sound generating device according to claim 1, characterized in that the second sound generating unit (2) is magnetically attached to the first sound generating unit (1).
10. The sound generating device according to claim 1, wherein a charging assembly (13) is disposed on the first sound generating unit (1), and the charging assembly (13) is configured to charge the second sound generating unit (2) and the third sound generating unit (3).
11. The sound generating device according to claim 1, further comprising a processing unit (4), said processing unit (4) being arranged within said first sound generating unit (1), said processing unit (4) comprising a wireless input component and/or a speech recognition input component.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202021466779.3U CN212572942U (en) | 2020-07-22 | 2020-07-22 | Sound producing device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202021466779.3U CN212572942U (en) | 2020-07-22 | 2020-07-22 | Sound producing device |
Publications (1)
Publication Number | Publication Date |
---|---|
CN212572942U true CN212572942U (en) | 2021-02-19 |
Family
ID=74631763
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202021466779.3U Active CN212572942U (en) | 2020-07-22 | 2020-07-22 | Sound producing device |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN212572942U (en) |
-
2020
- 2020-07-22 CN CN202021466779.3U patent/CN212572942U/en active Active
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP3220967U (en) | Multi-vibration unit TWS earphone with built-in divider circuit | |
WO2017012529A1 (en) | Earphone | |
KR101116981B1 (en) | coaxial sound generator cartridge and too-way earphone having the sam | |
CN212324354U (en) | Loudspeaker module and electronic equipment | |
WO2010106957A1 (en) | Headphone | |
EP4135339A1 (en) | Microphone speaker | |
WO2021238078A1 (en) | Smart combined sound box | |
CN210112225U (en) | Bluetooth wireless sharing system and Bluetooth wireless sharing earphone thereof | |
CN204206457U (en) | Spiral boosting planar diaphragm speaker | |
CN212572942U (en) | Sound producing device | |
CN218041770U (en) | Loudspeaker module and mobile terminal | |
CN203590406U (en) | Earphone | |
CN206061072U (en) | Earphone | |
WO2021196583A1 (en) | Television with aiot sound effect | |
CN210016601U (en) | Multi-conduction mode earphone | |
CN219420973U (en) | Sound microphone with phase inverter tube | |
CN217643696U (en) | Compact type stereo Bluetooth digital monitoring sound box | |
CN216217443U (en) | Sound processing assembly and hanging neck type double-microphone acoustic device | |
CN218830596U (en) | Coaxial speaker and electronic apparatus | |
CN216721547U (en) | Decoding headphone | |
CN216291307U (en) | Microphone sound box with screen display and multiple loudspeakers spirally distributed in sound cavity | |
CN216414516U (en) | Desktop type multiaspect sound production integrated device | |
CN209390274U (en) | A kind of In-Ear K song change of voice digital earphone | |
CN211406260U (en) | Loudspeaker device | |
CN209748748U (en) | Intelligent wireless charging sound box |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant |