TWM405128U - Audio output device with loudspeaker strucutre - Google Patents

Audio output device with loudspeaker strucutre Download PDF

Info

Publication number
TWM405128U
TWM405128U TW99224476U TW99224476U TWM405128U TW M405128 U TWM405128 U TW M405128U TW 99224476 U TW99224476 U TW 99224476U TW 99224476 U TW99224476 U TW 99224476U TW M405128 U TWM405128 U TW M405128U
Authority
TW
Taiwan
Prior art keywords
sound
output device
receiving
effect output
segment
Prior art date
Application number
TW99224476U
Other languages
Chinese (zh)
Inventor
Jin-Sheng Lin
Original Assignee
Jin-Sheng Lin
Fruitshop Internat Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Jin-Sheng Lin, Fruitshop Internat Co Ltd filed Critical Jin-Sheng Lin
Priority to TW99224476U priority Critical patent/TWM405128U/en
Publication of TWM405128U publication Critical patent/TWM405128U/en

Links

Description

099年12月28日修正替換頁 五、新型說明: 【新型所屬之技術領域】 [0001] 本創作係有關於一種聲音輸出裝置,尤指一種攜帶式的 擴音裝置。 【先前技術】 [0002] 傳統上,數位多媒體播放器與行電動話等裝置販售時皆 會搭配有一入耳式耳機,雖然入耳式耳機具有輕巧及方 便攜帶等特點,然而,由於耳機僅供個人使用而無法與 他人共享,且長時間配帶下經常造成使用者耳部不適, 遂有業者開發免持式擴音裝置,用以擴放多媒體播放器 或行電動話等裝置的聲音輸出。 [0003] 惟,上述免持式擴音裝置大多結構複雜且體積係屬龐大 ,使用時大多為固定放置方式且須外接電源,故無法達 到隨身攜帶使用的便利性》 [0004] 有鑑於此,本創作人為達到上述目的,乃特潛心研究並 配合學理之運用,終於提出一種設計合理且有效改善上 述缺失之本創作。 / 【新型内容】 [0005] 本創作之一目的,在於提供一種具擴音結構之音效輸出 裝置,其不需外接電源,且方便隨身攜帶使用。 [0006] 本創作之另一目的,在於提供一種具擴音結構之音效輸 出裝置,以提升音效輸出裝置的功率。 [0007] 為了達成上述之目的,本創作係為一種具擴音結構之音 表單編號A0101 第3頁/共17頁 M405128 r 099年12月28日修正替換頁 效輸出裝置,以擴放一音源訊號,音效輸出裝置包括一 音源接收構件、一承接座、一揚聲元件及一擴音管體, 音源接收構件用以接收音源訊號,承接座固定在音源接 收構件的一侧,承接座具有容置空間及與容置空間相連 通的承接端口,揚聲元件安置在容置空間中,並電性連 接音源接收構件,擴音管體包含罩蓋承接端口的進音段 及自進音段延伸的擴音段,擴音段係自進音段向外漸擴 以使其端口呈擴口狀。 ^Revised replacement page on December 28, 099 V. New description: [New technical field] [0001] This creation is about a sound output device, especially a portable sound amplification device. [Prior Art] [0002] Traditionally, digital multimedia players and devices such as electric phones are sold with an in-ear earphone. Although the in-ear headphones are lightweight and convenient to carry, the earphones are only for personal use. It can't be shared with others, and it often causes the user's ear discomfort after a long period of time. Some people have developed a hands-free amplifier to expand the sound output of multimedia players or devices such as electric phones. [0003] However, the above-mentioned hands-free type of sound amplification devices are mostly complicated in structure and bulky in use, and are often fixedly placed in use and require an external power supply, so that the convenience of being carried around can not be achieved. [0004] In view of this, In order to achieve the above objectives, the creator has devoted himself to researching and cooperating with the application of theory, and finally proposed a creation that is reasonable in design and effective in improving the above-mentioned defects. / [New Content] [0005] One of the purposes of this creation is to provide a sound output device with a sound reinforcement structure, which does not require an external power supply and is convenient to carry around. Another object of the present invention is to provide a sound output device having a sound amplification structure to increase the power of the sound output device. [0007] In order to achieve the above purpose, the present invention is a sound form with a sound reinforcement structure number A0101, page 3 / a total of 17 pages M405128 r December 28, 099 revised replacement page effect output device to expand a sound source The signal output device comprises a sound source receiving member, a receiving seat, a speaker element and a sound emitting tube body, the sound source receiving member is configured to receive the sound source signal, the receiving seat is fixed on one side of the sound source receiving member, and the receiving seat has a capacity a space and a receiving port communicating with the accommodating space, the speaker component is disposed in the accommodating space, and is electrically connected to the sound source receiving member, and the sound absorbing pipe body comprises an entrance segment of the cap receiving port and an extension of the self-initiating segment In the amplified section, the amplified section is gradually expanded from the advancing section to make the port flared. ^

[0008] 相較於習知,本創作之具擴音結構之音效輸出裝置,係 利用音源接收構件來接收音源訊號,並將擴音管體罩蓋 在容置有揚聲元件的承接座由揚聲元 件及擴音管體而擴放出去裝置的功 率;此外,由於擴音管體的體積小又不需外接電源,故 方便隨身攜帶使用,更增加本創作之方便性及實用性。 【實施方式】 [0009] 有關本創作之詳細說明及技術内容,配合圖式說明如下 ,然而所附圖式僅提供參考知說明用,並非用來對本創 作加以限制者。 [0010] 請參照第一圖至第三圖,係分別為本創作具擴音結構之 音效輸出裝置的立體外觀示意圖、立體分解圖及部分組 合剖視圖;本創作具擴音結構之音效輸出裝置係用以擴 放一音源訊號,該音效輸出裝置1包括一音源接收構件10 、一承接座20、一揚聲元件30及一擴音管體40。 [0011] 該音源接收構件10係用以接收該音源訊號,該音源訊號 表單編號A0101 第4頁/共17頁 099年12月28日梭正替换頁 可自一多媒體播放器或一行電動話等裝置所輸出,於本 實施例中,該音源接收構件10包含一音源接頭11及電性 連接該音源接頭11的一傳輸線12,將該音源接頭11插接 在該多媒體播放器或行電動話的聲音輸出孔中,以輸出 該音源訊號。 [0012] 該承接座20係固定在該音源接收構件10的一側,該承接 座20具有一容置空間200及與該容置空間200相連通的一 承接端口 201,該揚聲元件30安置在該容置空間200中, 並電性連接該音源接收構件10 :本實施例中,該承接座 20為一錐形套筒,且該承接座20中穿設有該傳輸線12, 該傳輸線12係與容置空間200中的該揚聲元件30電性連接 〇 [0013] 該擴音管體40係呈長形喇。八狀,其可由撓性材質(如橡膠 等)所構成,該擴音管體40包含罩蓋該承接座20之承接端 口 201的一進音段41及自該進音段41延仲的一擴音段42 ,該進音段41係為一直管,該擴音段42係自該進音段41 向外漸擴以使其端口呈擴口狀。 [0014] 再者,該承接座20係在該承接端口 201處成型有一第一承 接部21,該進音段41的一端為一進音口,該進音段41在 該進音口處對應成型有一第二承接部411,本實施例中, 該第一承接部21為一凸環,該第二承接部411為一環槽, 該凸環係嵌設在該環槽中,以使該第一承接部21與該第 二承接部411相互結合;據此結合該音源接收構件10、該 揚聲元件30及該擴音管體40,藉由該擴音管體40將該音 源接收構件10所接收到的音源訊號擴放出去,進而提升 表單編號A0101 第5頁/共17頁 099年12月28日 音效輸出裝置的功率。 請續參照第四圖’係為本創作具擴音結構之音效輸出裝 置的另一實施例;本實施例與第一實施例大致相同,其 不同之處在於音效輸出裝置la之承接座20a係與擴音管體 4〇a—體成型’揚聲元件3〇a係抵接在該承接座2〇a與該 擴音管體40a之間。 請另參照第五圖,係為本創作具擴音結構之音效輸出裝 置的又一實施例;本實施例之音效輸出裝置11}包含一音 源接收構件l〇b ' —承接座2〇b、一揚聲元件3〇b及一擴 音管體4Qb ’與前一實施例美該,該音源接收構 件10b包含-無線傳輸單元馨卷零諸單元 lib的-供電單心b。該^性連接 該揚聲元件30b,該供電單元12b係提供該無線傳輸單元 lib所需的電力,該該供電單元12b可為一次性使用電池 或可充電的二次·電池,當其電々用馨時可加以替換;此 外,該音源接收構件10b可接收自一無線發射模組2b所發 出的音源訊號。 _請再參照第六圓,係為本創作具擴音結構之音效輸出裝 置之再-實施例;本實施例中,音效輸出裝置1(:更包括 另一揚聲元件3〇c’及另一擴音管體40C,,每一擴音管 體40c、4Gc’分別對應罩蓋有一揚聲元件m, 亦即,音源接收構件10c連接有二揚聲元件*、3〇c, ,該揚聲元件30c結合在該擴音管鱧4〇c,的進音口另 -揚聲it件30c,則是結合在另—擴音營體後,的進音 口處,藉此增加該音效輸出裝置的輸出功率。 表單編號A0101 第6頁/共π頁 M405128 099年12月28日梭正替換頁 [0018] 以上所述僅為本創作之較佳實施例,非用以限定本創作 之專利範圍,其他運用本創作之專利精神之等效變化, 均應俱屬本創作之專利範圍。 [0019] 【圖式簡單說明】 第一圖係為本創作具擴音結構之音效輸出裝置的立體外 觀示意圖; . [0020] 第二圖係為本創作具擴音結構之音效輸出裝置的立體分 解圖; ^ [0021] 第三圖係為本創作具擴音結構之音效輸出裝置的部分組 合剖視圖; [0022] 第四圖係為本創作具擴音結構之音效輸出裝置的另一實 施例; [0023] 第五圖係為本創作具擴音結構之音效輸出裝置的又一實 施例;以及 * [0024] • 第六圖係為本創作具擴音結構之音效輸出裝置的再一 ' [0025] 實施例。 [0026] 【主要元件符號說明】 1音效輸出裝置 [0027] 10音源接收構件 [0028] 11音源接頭 [0029] 12傳輸線 [0030] 20承接座 表單編號A0101 第7頁/共17頁 M405128 [0031] 200容置空間 [0032] 201承接端口 [0033] 21第一承接部 [0034] 30揚聲元件 [0035] 40擴音管體 [0036] 41進音段 [0037] 411該第二承接部 [0038] 42擴音段 [0039] la音效輸出裝置 [0040] 2 0 a承接座 [0041] 30a揚聲元件 [0042] 40a擴音管體 [0043] lb音效輸出裝置 [0044] 2b無線發射模組 [0045] 10b音源接收構件 [0046] 11 b無線傳輸單元 [0047] 12b供電單元 [0048] 20b承接座 [0049] 30b揚聲元件 表單編號A0101 099年12月28日梭正替換頁[0008] Compared with the prior art, the sound output device with the sound reinforcement structure of the present invention uses the sound source receiving member to receive the sound source signal, and covers the sound tube body cover in the socket for accommodating the speaker element. The power of the speaker and the sound-amplifying tube expands and unwinds the device; in addition, since the sound-absorbing tube body is small in size and does not require an external power source, it is convenient to carry around, which increases the convenience and practicability of the creation. [Embodiment] [0009] The detailed description and technical contents of the present invention are described below with reference to the drawings, but the drawings are only provided for reference and are not intended to limit the present invention. [0010] Please refer to the first to third figures, which are respectively a schematic diagram of a stereoscopic appearance, a stereoscopic exploded view and a partial combined sectional view of the sound effect output device with the sound reinforcement structure; the sound effect output device with the sound reinforcement structure is created. For expanding an audio source signal, the sound output device 1 includes a sound source receiving member 10, a socket 20, a speaker element 30, and a sound tube body 40. [0011] The sound source receiving component 10 is configured to receive the sound source signal, the sound source signal form number A0101 page 4 / 17 pages, December 28, 099, the shuttle replacement page can be from a multimedia player or a line of electric words, etc. In the present embodiment, the sound source receiving member 10 includes a sound source connector 11 and a transmission line 12 electrically connected to the sound source connector 11, and the sound source connector 11 is plugged into the multimedia player or the electric telephone. In the sound output hole, the sound source signal is output. The receiving base 20 is fixed on one side of the sound source receiving member 10. The receiving seat 20 has an accommodating space 200 and a receiving port 201 communicating with the accommodating space 200. The sounding element 30 is disposed. In the accommodating space 200, the sound source receiving member 10 is electrically connected. In the embodiment, the receiving seat 20 is a tapered sleeve, and the transmission line 12 is disposed in the receiving base 20, and the transmission line 12 is disposed. The speaker element 30 is electrically connected to the speaker element 30 in the accommodating space 200. [0013] The sound amplification tube body 40 is elongated. The octagonal shape may be formed by a flexible material (such as rubber), and the sound amplification tube body 40 includes an entrance segment 41 covering the receiving port 201 of the receiving socket 20 and a delay from the entrance segment 41. The sounding section 42 is a straight tube, and the sounding section 42 is gradually expanded outward from the sounding section 41 to make the port flared. [0014] Further, the receiving base 20 is formed with a first receiving portion 21 at the receiving port 201, and one end of the feeding segment 41 is an entrance sound, and the incoming sound segment 41 corresponds to the sound receiving port. A second receiving portion 411 is formed. In this embodiment, the first receiving portion 21 is a convex ring, and the second receiving portion 411 is a ring groove. The protruding ring is embedded in the ring groove to make the first A receiving portion 21 and the second receiving portion 411 are coupled to each other; and the sound source receiving member 10, the speaker element 30, and the sounding tube body 40 are coupled thereto, and the sound source receiving member 10 is coupled by the sounding tube body 40. The received sound source signal is expanded and expanded, thereby increasing the power of the sound output device of Form No. A0101, Page 5 of 17 December 28, 2008. Please refer to the fourth figure for another embodiment of the sound effect output device with the sound reinforcement structure; the embodiment is substantially the same as the first embodiment, and the difference is that the socket 20a of the sound effect output device la is The sound-emitting element 3A is abutted between the socket 2A and the sound-absorbing tube 40a. Please refer to FIG. 5 again, which is another embodiment of the sound effect output device with the sound reinforcement structure of the present invention; the sound effect output device 11} of the embodiment includes a sound source receiving member l〇b'-the socket 2〇b, A speaker element 3〇b and a sound-emitting tube body 4Qb' are similar to the previous embodiment, and the sound source receiving member 10b includes a power supply unit core b of a wireless transmission unit. The sounding element 30b is connected to the speaker unit 30b, and the power supply unit 12b is provided with the power required by the wireless transmission unit lib. The power supply unit 12b can be a disposable battery or a rechargeable secondary battery. The sound source receiving member 10b can receive the sound source signal emitted from a wireless transmitting module 2b. _Please refer to the sixth circle again, which is a re-implementation of the sound effect output device with the sound reinforcement structure; in this embodiment, the sound effect output device 1 (: further includes another speaker element 3〇c' and another a sound-absorbing tube body 40C, each of the sound-absorbing tube bodies 40c, 4Gc' respectively corresponding to the cover has a speaker element m, that is, the sound source receiving member 10c is connected with two speaker elements*, 3〇c, The sound element 30c is coupled to the sound-increasing tube 鳢4〇c, and the sound-in-the-sound-in-one piece 30c is combined with the sound-injecting port behind the other-sounding camp body, thereby increasing the sound effect output. The output power of the device. Form No. A0101 Page 6 / Total π page M405128 December 28, 2008, Shuttle replacement page [0018] The above description is only a preferred embodiment of the present invention, and is not intended to limit the patent of this creation. Scope, other equivalent changes in the patent spirit of this creation, are all within the scope of this creation patent. [0019] [Simple description of the diagram] The first picture is the three-dimensional simulation of the sound output device with sound reinforcement structure Appearance Schematic; [0020] The second figure is a sound output device with a sound reinforcement structure 3D exploded view; ^ [0021] The third figure is a partial sectional view of the sound effect output device with the sound reinforcement structure; [0022] The fourth figure is another for the sound output device with the sound reinforcement structure [0023] The fifth figure is another embodiment of the sound effect output device for creating a sound reinforcement structure; and * [0024] The sixth figure is a sound effect output device for creating a sound reinforcement structure [0025] Embodiments [0026] [Main component symbol description] 1 sound effect output device [0027] 10 sound source receiving member [0028] 11 sound source connector [0029] 12 transmission line [0030] 20 socket form number A0101 7 Page / Total 17 pages M405128 [0031] 200 accommodating space [0032] 201 receiving port [0033] 21 first receiving part [0034] 30 speaker element [0035] 40 sounding tube body [0036] 41 into the sound segment [ 0037] 411 the second receiving part [0038] 42 sound reinforcement section [0039] la sound effect output device [0040] 2 0 a socket [0041] 30a speaker element [0042] 40a sound reinforcement tube body [0043] lb sound effect Output device [0044] 2b wireless transmitting module [0045] 10b sound source receiving member [0046] 11 b Wireless transmission unit [0047] 12b power supply unit [0048] 20b socket [0049] 30b speaker element Form number A0101 December 28, 2008 shuttle replacement page

第8頁/共17頁Page 8 of 17

M405128 [0050] 40b擴音管體 [0051] 1 c音效輸出裝置 [0052] 30c揚聲元件 [0053] 30c’揚聲元件 [0054] 40c擴音管體 [0055] 40c’擴音管體 099年12月28日修正替換頁M405128 [0050] 40b sound reinforcement tube [0051] 1 c sound effect output device [0052] 30c speaker element [0053] 30c' speaker element [0054] 40c sound tube body [0055] 40c' sound reinforcement tube body 099 Revised replacement page on December 28, 2008

表單編號A0101 第9頁/共17頁Form No. A0101 Page 9 of 17

Claims (1)

-M405128 099年12月28日修正替換頁 六、申請專利範圍: 1 . 一種具擴音結構之音效輸出裝置,以擴放一音源訊號,該 音效輸出裝置包括: 一音源接收構件,用以接收所述音源訊號; 一承接座,固定在該音源接收構件的一側,該承接座具有 一容置空間及與該容置空間相連通的一承接端口; 一揚聲元件,安置在該容置空間中,並電性連接該音源接 收構件;以及-M405128 Modified on December 28, 099. Page 6: Patent application scope: 1. A sound output device with a sound amplification structure for expanding an audio source signal, the sound output device comprising: a sound source receiving member for receiving The sound source signal; a socket fixed to one side of the sound source receiving member, the socket has an accommodation space and a receiving port communicating with the accommodation space; a speaker element is disposed in the receiving And electrically connecting the sound source receiving member; and 一擴音管體,包含罩蓋該承接端口的一進音段及自該進音 段延伸的一擴音段,該擴音段係自該進音段向外漸擴以使 其端 口呈擴 口狀。 : 2·如請求項1所述之具擴音結其中該音 源接收構件包含一音源接頭及電性連接該音源接頭的一傳 輸線。 3. 如請求項1所述之具擴音結構之音效輸出裝置,其中該音 源接收構件包含一無線傳輸單元及導接該無線傳輸單元的 一供電單元,該無線傳輸單元係電性連接該揚聲元件。 4. 如請求項1所述之具擴音結構之音效輸出裝置,其中該承 接座係在該承接端口處成型有一第一承接部,該進音段的 一端為一進音口,該進音段在該進音口處對應成型有一第 二承接部,該第一承接部與該第二承接部係為相互結合。 5. 如請求項4所述之具擴音結構之音效輸出裝置,其中該第 一承接部為一凸環,該第二承接部為一環槽,該凸環係嵌 設在該環槽中。 6. 如請求項1所述之具擴音結構之音效輸出裝置,其中該承 099224476 表單編號A0101 第10頁/共17頁 0993462997-0 M405128 099年12月28日核正替换頁 接座係與該擴音管體一體成型。 7 .如請求項1所述之具擴音結構之音效輸出裝置,其中該承 接座為一錐形套筒。 8 .如請求項1所述之具擴音結構之音效輸出裝置,其中該擴 音管體係由撓性材質所構成。 9 .如請求項1所述之具擴音結構之音效輸出裝置,其中該擴 音管體係呈長形喇11 八狀。 10.如請求項1所述之具擴音結構之音效輸出裝置,其中該進 音段係為一直管。 11 .如請求項1所述之具擴音結構之音效輸出裝置,其更包括 另一揚聲元件及另一擴音管體,且每一擴音管體分別對應 罩蓋有一揚聲元件。 0993462997-0 099224476 表單編號A0101 第11頁/共17頁a sound amplification tube body comprising an entrance segment covering the receiving port and a sound reinforcement segment extending from the entrance segment, the sound reinforcement segment being outwardly expanded from the entrance segment to expand the port Mouth. 2. The sound reinforcement node of claim 1, wherein the sound source receiving member comprises a sound source connector and a transmission line electrically connected to the sound source connector. 3. The sound effect output device of claim 1, wherein the sound source receiving component comprises a wireless transmission unit and a power supply unit guiding the wireless transmission unit, wherein the wireless transmission unit is electrically connected to the Acoustic component. 4. The sound effect output device of the sound reinforcement structure according to claim 1, wherein the receiving seat is formed with a first receiving portion at the receiving port, and one end of the sounding segment is an entrance sound, and the sound is received. A second receiving portion is formed at the sounding opening, and the first receiving portion and the second receiving portion are coupled to each other. 5. The sound effect output device of claim 1, wherein the first receiving portion is a convex ring, and the second receiving portion is a ring groove, and the convex ring is embedded in the ring groove. 6. The sound effect output device of the sound reinforcement structure according to claim 1, wherein the bearing 099224476 form number A0101 page 10 / total 17 page 0993462997-0 M405128 December 28, 099 nuclear replacement page socket system and The sound tube body is integrally formed. 7. The sound effect output device of claim 1, wherein the socket is a tapered sleeve. 8. The sound effect output device of claim 1, wherein the sound tube system is made of a flexible material. 9. The sound effect output device of claim 1, wherein the sound tube system is elongated and elliptical. 10. The sound effect output device of claim 1, wherein the sound segment is a straight tube. 11. The sound effect output device of claim 1, further comprising another speaker element and another sound tube body, and each of the sound tube bodies has a speaker element corresponding to the cover. 0993462997-0 099224476 Form No. A0101 Page 11 of 17
TW99224476U 2010-12-17 2010-12-17 Audio output device with loudspeaker strucutre TWM405128U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
TW99224476U TWM405128U (en) 2010-12-17 2010-12-17 Audio output device with loudspeaker strucutre

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
TW99224476U TWM405128U (en) 2010-12-17 2010-12-17 Audio output device with loudspeaker strucutre

Publications (1)

Publication Number Publication Date
TWM405128U true TWM405128U (en) 2011-06-01

Family

ID=45078958

Family Applications (1)

Application Number Title Priority Date Filing Date
TW99224476U TWM405128U (en) 2010-12-17 2010-12-17 Audio output device with loudspeaker strucutre

Country Status (1)

Country Link
TW (1) TWM405128U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10986907B2 (en) 2013-03-15 2021-04-27 Daca Design Llc Securement apparatus for a portable electronic device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10986907B2 (en) 2013-03-15 2021-04-27 Daca Design Llc Securement apparatus for a portable electronic device
US11523666B2 (en) 2013-03-15 2022-12-13 Daca Design Llc Securement apparatus for a portable electronic device

Similar Documents

Publication Publication Date Title
TWI272861B (en) Earphone
KR101693268B1 (en) Earset
US10257600B2 (en) Earphone
TWM594838U (en) Bone conduction type Bluetooth headset and combination of the headset and charging base
JP2009232443A (en) Receiver
JP2009088942A (en) Earphone apparatus
TWI312259B (en) In-ear type earphone with adjustable volume of front chamber between speaker and housing
US20100195860A1 (en) Soft shell in-ear earphones with miniature speaker inserts
CN105407424A (en) Earset
US7831058B2 (en) Microphone positioning structure
RU2709433C2 (en) Headset with pair of listening devices and elastic cord passing behind head
CN208707886U (en) In-Ear Headphones
TWM405128U (en) Audio output device with loudspeaker strucutre
CN203968300U (en) Triangle Baffle Box of Bluetooth with sucker
TWI683581B (en) Headphone structure capable of extending and improving resonance
CN209748766U (en) Sound diffusion double-end ear protection earphone
CN212259301U (en) Earphone and ear support thereof
KR101427120B1 (en) earphone on tragus
KR20190056215A (en) Gaming Microphone Earphones
CN218679342U (en) Bone conduction earphone extension audio amplifier
CN207652640U (en) Half In-Ear Headphones of one kind and audio-visual equipment
JP2015033000A (en) Earphone microphone and sound collection device employing the same
TWM577218U (en) Composite earphone stereo
CN204206409U (en) A kind of radiation proof air tube earphone with ferrule loud speaker
JP3194578U (en) Non-contact hearing aid

Legal Events

Date Code Title Description
MM4K Annulment or lapse of a utility model due to non-payment of fees