TW541845B - Hand-free loudspeaker device - Google Patents

Hand-free loudspeaker device Download PDF

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Publication number
TW541845B
TW541845B TW90132825A TW90132825A TW541845B TW 541845 B TW541845 B TW 541845B TW 90132825 A TW90132825 A TW 90132825A TW 90132825 A TW90132825 A TW 90132825A TW 541845 B TW541845 B TW 541845B
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Taiwan
Prior art keywords
speakerphone
patent application
scope
item
main body
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TW90132825A
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Chinese (zh)
Inventor
Jr-Peng Wu
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Primax Electronics Ltd
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Abstract

A hand-free loudspeaker device is disclosed, which is applied in a hand-held communication device such as mobile phone, PDA mobile phone, etc. It mainly has speaker, microphone and a battery set inside without external power source and without the interference of external electrical wire, so as to improve the inconvenience of the wire in the traditional earphone or hand-free phone, its cost is low and it is easy to install.

Description

541845 Λ7 B7 8101twfl.doc/006 五、發明說明(A ) 本發明是有關於一種免持聽筒擴音裝置’且特別是 有關於一種適用於一行動電話之免持聽筒擴音裝置。 (請先閱讀背面之注意事項再填寫本頁) 在進入21世紀之際,我們最能感受到的一大變革, 是數位通訊的發達,世界各國除了將原本嚴加管制的有線 及無線通訊服務予以解禁外,更積極推動國際化’包括技 術上採用通用標準,更鼓勵以私人投資的方式,加速生活 資訊化。這現象不僅是人類歷史上空前的一刻,也代表人 類開始跨越國界,以自由化和資訊化作爲提升國力和增進 社會福祉的手段。 經濟邨智慧財產局員工消費合作社印製 其中,個人行動通訊以及無線區域網路的發展,因 數位通訊技術的導入及半導體生產效能提升的結果,讓人 類在移動時之資訊使用更加方便。自1990年代中期開始, 數位無線電應用的無限擴展,已使現代人無時不受通訊科 技的影響。其中資訊家電更是繼電腦工業後電子工業的一 個新里程碑,所謂的「資訊家電」(IA;Inf〇rmation Appliances:) 是泛指具備通訊或網際網路連接能力,及資訊和娛樂等特 定用途的裝置。依照此定義,資訊家電產品可供使用者隨 時連上網路,作語音通訊、收發資料及網路瀏覽等工作。 例如f了動電S舌、個人數位式助理(PDA;Personal Digital Assiatant)、可攜式上網機(Web PAD)、筆記型電腦等手持 式裝置,皆屬於資訊家電類產品。 習知於使用上述各種手持式通訊裝置時,若要進行 語音通訊或收聽音樂,是利用一有線耳機或免持聽筒等裝 置,然而,習知免持聽筒或耳機與行動電話等手持式通訊 3 本紙張度適用中國國家標準(CNS)A4規格(21〇χ 297公釐) ------- 541845 8101twf1.doc/006 Λ7 137 經濟部智慧財產局員工消費合作社印製 五、發明說明(乙) 裝置之間的通訊連接,爲有線(電話線)之形式,也會造成 使用上之不便;而即使是無線之形式,亦有單價成本高、 安裝不易或必須專業人員安裝之困擾。一般市面上之免持 聽筒裝置必須依賴車輛之電力作爲擴音之動力來源,因此 無法避免電線之配置,而有收藏不便及體積過大之缺點。 因此,本發明的目的在於提出一種免持聽筒擴音裝 置,適用於一手持式通信裝置,例如行動電話、PDA手機 等。其內部主要具有喇π八、麥克風以及一電池組,不需外 部電源,也沒有外部電線的干擾,改善習知耳機或免持聽 筒之有線形式所造成使用上之不便,而且成本低、安裝容 易。 依照本發明的上述目的,本發明提出一種免持聽筒 擴音裝置,適用於一手持式通信裝置,且此手持式通信裝 置上具有一連接器。本發明之免持聽筒擴音裝置包括一主 體、一基板、一擴音裝置、一收音裝置以及一電池組。基 板位於主體內,具有一訊號連接器,此訊號連接器露出於 主體外,適於連接前述手持式通信裝置之連接器。擴音裝 置位於主體內,其訊號連接於基板。收音裝置位於主體內, 其訊號連接於基板。電池組,具有至少一電池,位於主體 內’其電性連接於基板,適於提供電源給基板。 依照本發明之特徵,本發明將一擴音裝置與一收音 裝置組合成一免持聽筒擴音裝置,直接連接於一行動電話 之連接器端,將語音經由喇叭擴大,並附有麥克風收音功 能’以加強行動電話之免持聽筒(Hand Free)功能。 4 本紙張尺度適用中國國家標準(CNS)A!規格(210 x 297公釐) (請先閱讀背面之注意事項再填寫本頁)541845 Λ7 B7 8101twfl.doc / 006 V. Description of the invention (A) The present invention relates to a speakerphone speakerphone device, and particularly to a speakerphone speakerphone device suitable for a mobile phone. (Please read the notes on the back before filling out this page.) As we enter the 21st century, one of the biggest changes we can feel is the development of digital communications. In addition to the strict wired and wireless communication services that were originally regulated in various countries around the world, In addition to lifting the ban, more actively promote internationalization, including technically adopting common standards, and encourage private investment to accelerate the informationization of life. This phenomenon is not only an unprecedented moment in the history of humankind, but also represents that human beings have begun to cross national boundaries, using liberalization and information technology as a means to enhance national strength and social welfare. Printed by the Economic Village Intellectual Property Bureau employee consumer cooperative. Among them, the development of personal mobile communications and wireless local area networks, due to the introduction of digital communication technology and the improvement of semiconductor production efficiency, make it easier for people to use information when they move. Since the mid-1990s, the infinite expansion of digital radio applications has made modern people constantly immune to the effects of communications technology. Among them, information appliances are a new milestone for the electronics industry after the computer industry. The so-called "Information Appliances" (IA; Infomrmation Appliances :) refer to communication or Internet connection capabilities, and specific uses such as information and entertainment. installation. According to this definition, information appliances can be used by users to connect to the network at any time for voice communication, data sending and receiving, and web browsing. For example, the handheld devices such as the power electronics tongue, personal digital assistant (PDA; Personal Digital Assiatant), portable Internet access (Web PAD), and notebook computers are all information appliances. It is known to use a wired headset or hands-free handset for voice communication or to listen to music when using the above-mentioned various handheld communication devices. However, it is known to use handheld handsets or headsets for mobile communications such as mobile phones3 This paper is in accordance with China National Standard (CNS) A4 (21〇χ 297 mm) ------- 541845 8101twf1.doc / 006 Λ7 137 Printed by the Consumer Cooperative of Intellectual Property Bureau of the Ministry of Economic Affairs B) The communication connection between the devices is in the form of wired (telephone line), which will cause inconvenience in use; and even in the form of wireless, there are problems such as high unit cost, difficult installation, or professional installation. Generally, the hands-free handset device on the market must rely on the vehicle's power as the power source for sound reinforcement. Therefore, the configuration of the wires cannot be avoided, and it has the disadvantages of inconvenient storage and large volume. Therefore, an object of the present invention is to provide a speakerphone speakerphone device suitable for a handheld communication device, such as a mobile phone, a PDA mobile phone, and the like. It mainly includes a microphone, a microphone, and a battery pack. It does not require external power or interference from external wires. It improves the inconvenience caused by the wired form of conventional headphones or hands-free handsets, and has low cost and easy installation. . According to the above object of the present invention, the present invention provides a hands-free speakerphone device suitable for a handheld communication device, and the handheld communication device has a connector. The speaker-free speakerphone device of the present invention includes a main body, a substrate, a speaker device, a radio device, and a battery pack. The base board is located in the main body and has a signal connector. The signal connector is exposed outside the main body and is suitable for connecting the connector of the aforementioned handheld communication device. The amplifying device is located in the main body, and its signal is connected to the substrate. The radio device is located in the main body, and its signal is connected to the substrate. The battery pack has at least one battery and is located inside the main body. The battery pack is electrically connected to the substrate and is suitable for supplying power to the substrate. According to the features of the present invention, the present invention combines a loudspeaker device and a radio device into a hands-free handset loudspeaker device, directly connected to the connector end of a mobile phone, amplifies the voice through the speaker, and has a microphone radio function. To enhance the Hand Free function of mobile phones. 4 This paper size applies to China National Standard (CNS) A! Size (210 x 297 mm) (Please read the precautions on the back before filling this page)

541845 i、發明說明(> ) 依照本發明之特徵’本發明內建電源裝置(電池), 增加移動之方便性,改善習知耳機或免持聽筒之有線形式 所造成使用上之不便,而且成本低、安裝容易。 爲讓本發明之上述和其他目的、特徵、和優點能更 明顯易懂,下文特舉一較佳實施例,並配合所附圖式,作 詳細說明如下: 圖式之簡單說明 第1圖繪示本發明較佳實施例免持聽筒擴音裝置之 立體示意圖; 第2圖繪示本發明較佳實施例免持聽筒擴音裝置之 側面分解示意圖。 圖式標號說里_ 100 :行動電話 110 :連接器 200 :免持聽筒擴音裝置主體 210 :主體上蓋 220 :主體下蓋 300 :主機板 310 :訊號連接器 400 :麥克風 410 :訊號纜線 500 :喇叭 510 :訊號纜線 600 :電池 5 本紙張尺度適用中國國家標準(CNS)A·丨規格(210 x 297公釐) (請先閱讀背面之注意事項再填寫本頁) 裝--------訂---------綉“ 經齊部智慧財產局員工消費合作社印製 埋齊邠智慧財產局員工消費合作社印製 541845 8 1 0 ltwf1 . doc/ 0 0 6 Λ7 ___B7 五、發明說明 610 :電池蓋 較佳實施例 第1圖爲本發明較佳實施例免持聽筒擴音裝置之立 體示意圖。本發明免持聽筒擴音裝置之主體200,其前蓋 210之表面具有麥克風400以及喇叭500之開口。欲使用 本發明之免持聽筒擴音裝置時,可將其訊號連接器310連 接至一行動電話100之連接器110,如此即可透過本發明 之免持聽筒擴音裝置直接與他方進行語音之聯絡交談。 再參照第2圖,爲本發明免持聽筒擴音裝置之側面 分解示意圖。如圖所示,主體200主要是由一主體上蓋210 與一主體下蓋220組合而成,其內具有一基板300、一麥 克風400、一喇叭500以及一電池組600。基板300之上 端具有一訊號連接器310,其用於連接之開口部位露出於 主體200外。一收音裝置例如爲麥克風400以及一擴音裝 置例如爲喇叭500,分別以一訊號纜線41〇、51〇連接於基 板300,並藉由基板300上的音源控制電路以控制進行其 收音與發(擴)音之功能’並控制擴音之音量。又本發明免 持聽筒擴音裝置具有一電源供應裝置,例如爲一電池組 600,位於主體下蓋220之後側下方,可提供基板300所 需之電源,若電池之電力耗盡需予更換時,可打開電池蓋 610以進行更換之動作。 其中,電池組600之電池,可以爲一般更換式之直 流電池’或者可充電式電池,例如鎳氫電池或者鋰電池等。 又,行動電話1〇〇之連接器110會因不同廠牌而有 6 本紙張尺度適用中國國家標準(CNS)A.l規格(210 X 297公釐) (請先閱讀背面之注意事項再填寫本頁) 丨裝--------訂---------線〕 541845 8 10 1 twf1 . doc/0 0 6 Λ7 B7 齊 部 智 慧 財 產 局 員 X 消 費 合 五、發明說明(f ) 不同之規格’因此,本發明之訊號連接器310亦具有多種 規格,以配合各家不同廠牌行動電話100之連接器11〇規 格,可於組裝時選擇所需之訊號連接器310組裝於基板3〇〇 上。 再者’收音裝置之麥克風400以及擴音裝置之喇口八 500,可以一同時具有收音與擴音功能之收音/擴音裝置所 取代,此收音/擴音裝置例如爲一種具有收音功能之喇叭。 依照上述本發明之實施例可知,本發明至少具有下 列優點: (1) 將一擴音裝置與一收音裝置組合成一免持聽筒擴音裝 置,直接連接於一行動電話之連接器端,將語音經由喇叭 擴大,並附有麥克風收音功能,以加強行動電話之免持聽 筒功能。 (2) 內建電源裝置(電池),增加移動之方便性,改善習知耳 機或免持聽筒之有線形式所造成使用上之不便,而且成本 低、安裝容易,同時也減少連接線之體積,方便攜帶與收 藏。 雖然本發明已以較佳實施例揭露如上,然其並非用 以限定本發明,任何熟習此技藝者,在不脫離本發明之精 神和範圍內,當可作些許之更動與潤飾,因此本發明之保 護範圍當視後附之申請專利範圍所界定者爲準。 (請先閱讀背面之注意事項再填寫本頁) i ! 11 — i I 訂·!1·綠 本紙張尺度適用中國國家標準(CNS)Al規格(210 X 297公餐)541845 i. Description of the invention (>) According to the features of the present invention, the built-in power supply device (battery) of the present invention increases the convenience of movement, improves the inconvenience caused by the wired form of the conventional earphone or hands-free handset, Low cost and easy installation. In order to make the above and other objects, features, and advantages of the present invention more comprehensible, a preferred embodiment is given below in conjunction with the accompanying drawings to make a detailed description as follows: Brief description of the drawings FIG. 1 FIG. 3 is a schematic perspective view of the speakerphone speakerphone in a preferred embodiment of the present invention; FIG. 2 is a schematic side exploded view of the speakerphone speakerphone in a preferred embodiment of the present invention. Schematic symbols _ 100: mobile phone 110: connector 200: speakerphone speaker body 210: main body cover 220: main body cover 300: motherboard 310: signal connector 400: microphone 410: signal cable 500 : Speaker 510: Signal cable 600: Battery 5 This paper size applies to Chinese National Standard (CNS) A · 丨 Specifications (210 x 297 mm) (Please read the precautions on the back before filling this page) ---- Order --------- Embroidery Printed by the Consumers 'Cooperatives of the Intellectual Property Bureau of Qibu Department Printed by the Consumers' Cooperatives of the Intellectual Property Bureau of Wisdom Bureau 541845 8 1 0 ltwf1 .doc / 0 0 6 Λ7 ___B7 V. Description of the invention 610: The preferred embodiment of the battery cover Figure 1 is a three-dimensional schematic diagram of the speakerphone speaker device of the preferred embodiment of the present invention. The body 200 of the speakerphone speaker device of the present invention has a front cover 210 The surface is provided with an opening for the microphone 400 and the speaker 500. When the speakerphone amplifier of the present invention is to be used, its signal connector 310 can be connected to the connector 110 of a mobile phone 100, so that the speakerphone of the present invention can be passed through The handset amplifier directly communicates with other parties. Contact and talk. Referring to FIG. 2 again, it is a side exploded view of the speakerphone speaker device of the present invention. As shown in the figure, the main body 200 is mainly composed of a main body upper cover 210 and a main body lower cover 220. A base plate 300, a microphone 400, a speaker 500, and a battery pack 600. The upper end of the base plate 300 is provided with a signal connector 310, and an opening portion for connection is exposed outside the main body 200. A radio device is, for example, the microphone 400 and a The amplifying device is, for example, a speaker 500, which is connected to the substrate 300 with a signal cable 41 and 51 respectively, and the sound source control circuit on the substrate 300 controls the functions of receiving and transmitting (amplifying) the sound. The volume of sound amplification. The speaker-free speakerphone device of the present invention has a power supply device, for example, a battery pack 600, which is located under the rear side of the lower cover 220 of the main body and can provide the power required by the substrate 300. When replacement is needed, the battery cover 610 can be opened for replacement. The battery of the battery pack 600 can be a general replacement DC battery or a rechargeable battery. For example, nickel-metal hydride battery or lithium battery, etc. In addition, the connector 110 of the mobile phone 100 will have 6 paper sizes due to different brands. The paper size applies to the Chinese National Standard (CNS) Al specification (210 X 297 mm) (please first Read the precautions on the back and fill in this page) 丨 Install -------- Order --------- line] 541845 8 10 1 twf1 .doc / 0 0 6 Λ7 B7 Member of Qibu Intellectual Property Bureau X Consumption V. Description of the invention (f) Different specifications' Therefore, the signal connector 310 of the present invention also has a variety of specifications to match the specifications of the connector 110 of the various mobile phones 100 of different brands, which can be selected during assembly The required signal connector 310 is assembled on the substrate 300. Furthermore, the microphone 400 of the radio device and the Lakou eight 500 of the amplifier can be replaced by a radio / amplifier with both radio and amplifier functions. This radio / amplifier is, for example, a speaker with a radio function . According to the above-mentioned embodiments of the present invention, it can be known that the present invention has at least the following advantages: (1) A speaker device and a radio device are combined into a hands-free handset speaker device, which is directly connected to the connector end of a mobile phone to convert the voice Enlarged by speakers, and attached with a microphone radio function to enhance the hands-free function of mobile phones. (2) Built-in power supply device (battery), increase the convenience of movement, improve the inconvenience caused by the wired form of the conventional headset or hands-free handset, and the cost is low, the installation is easy, and the volume of the connection cable is reduced. Easy to carry and store. Although the present invention has been disclosed as above with preferred embodiments, it is not intended to limit the present invention. Any person skilled in the art can make some modifications and retouching without departing from the spirit and scope of the present invention. Therefore, the present invention The scope of protection shall be determined by the scope of the attached patent application. (Please read the notes on the back before filling out this page) i! 11 — i I order! 1 · Green This paper size applies to Chinese National Standard (CNS) Al specifications (210 X 297 meals)

II

Claims (1)

541845 8 10 ltwf1 . doc/0 0 6 A8 R8 C8 D8 六 經濟邹智慧財產局員Η消費合作钍印製 申請專利範圍 1. 一種免持聽筒擴音裝置,適用於一手持式通信裝 置,該手持式通信裝置上具有一連接器,該免持聽筒擴音 裝置包括= 一主體; 一基板,位於該主體內,具有一訊號連接器,該訊 號連接器露出於該主體外,適於連接該手持式通信裝置之 該連接器; 一擴音裝置,位於該主體內,訊號連接於該基板; 一收音裝置,位於該主體內,訊號連接於該基板; 以及 一電源供應裝置,位於該主體內,電性連接於該基 板,適於提供電源給該基板。 2. 如申請專利範圍第1項所述之免持聽筒擴音裝 置,其中該擴音裝置爲喇叭。 3. 如申請專利範圍第1項所述之免持聽筒擴音裝 置,其中該收音裝置爲麥克風。 4. 如申請專利範圍第1項所述之免持聽筒擴音裝 置,其中該電池爲更換式電池。 5. 如申請專利範圍第1項所述之免持聽筒擴音裝 置,其中該電池爲可充電式電池。 6. 如申請專利範圍第1項所述之免持聽筒擴音裝 置,其中該手持式通信裝置爲行動電話。 7. 如申請專利範圍第1項所述之免持聽筒擴音裝 置,其中該基板上具有一音源控制電路,適於控制該收音 8 (請先閱讀背面之注意事項再填寫本頁) -I ·ϋ ϋ i n n n I n n I n n I n I 本紙張尺度適用中國國家標準(CNS)A4規格(2]〇χ 297公t ) ARCD 六 涇齊邹皆g讨轰笱員!.消費合泎f£卬妓 541845 8 10 1 twf1 . doc/0 0 6 申請專利範圍 裝置之收音以及該擴音裝置之擴音,並調整其擴音之音 量。 8. 如申請專利範圍第1項所述之免持聽筒擴音裝 置,其中該電源供應裝置爲一電池組,具有至少一電池。 9. 一種免持聽筒擴音裝置,適用於一手持式通信裝 置,該手持式通信裝置上具有一連接器,該免持聽筒擴音 裝置包括: 一主體; 一基板,位於該主體內,具有一訊號連接器,該訊 號連接器露出於該主體外,適於連接該手持式通信裝置之 該連接器; 一收音/擴音裝置,位於該主體內,訊號連接於該基 板;以及 一電源供應裝置,位於該主體內,電性連接於該基 板,適於提供電源給該基板。 10. 如申請專利範圍第9項所述之免持聽筒擴音裝 置,其中該收音/擴音裝置爲一喇叭,該喇叭同時具有擴 音及收音之功能。 11. 如申請專利範圍第9項所述之免持聽筒擴音裝 置,其中該電池爲更換式電池。 12. 如申請專利範圍第9項所述之免持聽筒擴音裝 置,其中該電池爲可充電式電池。 13. 如申請專利範圍第9項所述之免持聽筒擴音裝 置,其中該手持式通信裝置爲行動電話。 9 (請先閱讀背面之注意事項再填寫本頁) -------訂---------錄 本紙張尺度適用中國國家標準(CNS)A4規格(2】〇χ 297公S ) 541845 Λ8 R8 C8 D8 8l〇ltwfl.doc/006 申請專利範圍 14·如申請專利範圍第9項所述之免持聽筒擴音裝 置,其中該基板上具有一音源控制電路,適於控制該收音 /擴音裝置之收音與擴音,並調整其擴音之音量。 15.如申請專利範圍第9項所述之免持聽筒擴音裝 置,其中該電源供應裝置爲一電池組,具有至少一電池。 (請先閱讀背面之注意事項再填寫本頁) 1 0 訂----- 線· 本紙張尺度適用中國國家標準(CNS)A4規格(2Ι〇χ 297公釐)541845 8 10 ltwf1. Doc / 0 0 6 A8 R8 C8 D8 Six Economy Zou Intellectual Property Bureau (consumer cooperation) printing application patent scope 1. A hands-free speakerphone amplification device, suitable for a handheld communication device, the handheld The communication device has a connector, and the speaker-free speakerphone device includes a main body; a base plate located in the main body and having a signal connector, the signal connector is exposed outside the main body and is suitable for connecting the handheld type The connector of a communication device; a sound reinforcement device located in the main body and a signal connected to the substrate; a sound receiving device located in the main body and a signal connected to the substrate; and a power supply device located in the main body and electrically connected The substrate is connected to the substrate and is suitable for supplying power to the substrate. 2. The speaker-free speakerphone device described in item 1 of the scope of patent application, wherein the speakerphone device is a speaker. 3. The speaker-free speakerphone device described in item 1 of the scope of patent application, wherein the radio receiver is a microphone. 4. The hands-free speakerphone device described in item 1 of the scope of patent application, wherein the battery is a replaceable battery. 5. The hands-free speakerphone device described in item 1 of the scope of patent application, wherein the battery is a rechargeable battery. 6. The speakerphone speakerphone device described in item 1 of the scope of patent application, wherein the handheld communication device is a mobile phone. 7. The speaker-free speakerphone device described in item 1 of the scope of patent application, wherein the substrate has a sound source control circuit suitable for controlling the radio 8 (Please read the precautions on the back before filling this page) -I · Ϋ ϋ innn I nn I nn I n I This paper size is applicable to the Chinese National Standard (CNS) A4 specification (2) 〇χ 297 公 t) ARCD Liu Qi Qi Zou Jie g discussions! Consumer spending f 消费Prostitute 541845 8 10 1 twf1. Doc / 0 0 6 The patent application device receives the sound and the sound reinforcement of the sound reinforcement device, and adjusts the volume of the sound reinforcement. 8. The speaker-free speakerphone device according to item 1 of the scope of patent application, wherein the power supply device is a battery pack and has at least one battery. 9. A speakerphone amplifier device suitable for a handheld communication device, the handheld communication device has a connector, and the speakerphone speaker device includes: a main body; a substrate located in the main body, having A signal connector, the signal connector is exposed outside the main body, and is suitable for connecting the connector of the handheld communication device; a radio / amplifying device is located in the main body, and the signal is connected to the substrate; and a power supply The device is located in the main body and is electrically connected to the substrate, and is suitable for supplying power to the substrate. 10. The speaker-free speakerphone device described in item 9 of the scope of patent application, wherein the radio / amplifier is a speaker, and the speaker has both the functions of amplifying and receiving. 11. The hands-free speakerphone device described in item 9 of the scope of patent application, wherein the battery is a replaceable battery. 12. The hands-free speakerphone device described in item 9 of the scope of patent application, wherein the battery is a rechargeable battery. 13. The speakerphone speakerphone device described in item 9 of the scope of patent application, wherein the handheld communication device is a mobile phone. 9 (Please read the precautions on the back before filling out this page) ------- Order --------- The size of the paper is applicable to China National Standard (CNS) A4 specifications (2) 〇χ 297 S) 541845 Λ8 R8 C8 D8 810ltwfl.doc / 006 Patent application scope 14. The speakerphone speakerphone device described in item 9 of the patent application scope, wherein the substrate has a sound source control circuit suitable for control The radio / amplifying device receives and amplifies the sound, and adjusts the volume of the amplified sound. 15. The hands-free speakerphone device according to item 9 of the scope of patent application, wherein the power supply device is a battery pack and has at least one battery. (Please read the precautions on the back before filling out this page) 1 0 Order ----- Line · This paper size applies to China National Standard (CNS) A4 (2Ι〇χ 297 mm)
TW90132825A 2001-10-12 2001-10-12 Hand-free loudspeaker device TW541845B (en)

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