Specifications Hi-Fi Bluetooth Headphones,Bluetooth Headphones 1. CSR chip 2. connect 2 phones 1 time 3. play music 4. work with iphone Multifunction Hi-Fi Bluetooth Headphones,Bluetooth Headphones with Mp3
Brand Name: ZC Model Number: other Style: Ear Hook Communication: Wireless Connectors: Other Use: Portable Media Player Function: Waterproof Place of Origin: Guangdong China (Mainland) Color: any Size: any Type: headphone Packaging & Delivery Packaging Detail: PP package Delivery Detail: 15-25days Specifications -Sterling Bluetooth Headset Sleeve Black -OEM & ODM is welcomed -Exquisite handworked -Competitive price Sterling Bluetooth Headset Sleeve Black Features: 1. Factory supply,high quality,low price 2.The good was made of EVA carrying case suitable for electronics. 3. Carry handle and detachable carabiner 4. Customer's Designs and Logos are Welcome
Brand Name: Soundhound Model Number: s450-1 Style: Headband Communication: Wireless Connectors: 3.5mm Use: Portable Media Player Function: Bluetooth,Noise Cancelling Place of Origin: China (Mainland) Product name: 2013 popular bluetooth headphone for pc ,phone , ipod Color: Multi Logo: Customizable Item No.: s450-1 Weight: Apprx.1025g Package: Box packing or per request Cable Diameter: 1.2mm Cable length: 120CM Price: USD36~50 Payment: T/T,Paypal,West Union Packaging & Delivery Packaging Detail: HOT!2013 popular super A bluetooth headphone for pc ,phone , ipod Stylish gift box packing ,PE bag inside and others welcome customers' design Delivery Detail: 5-35 days Specifications 1.Bluetooth headphone 2.Good quality 3.Best services 4.Negotiable MOQ 5.Weclome OEM and ODM HOT!2013 popular super A bluetooth headphone for pc ,phone , ipod 1.Gold-plated Plugs and flat cord2.Many colors can be optional3.suitable for ipod and works with iphone/ music phone hands-free calling4.lightweight so
Specifications 1.ICD screen FM radio +TF card origin design 2.Hi-End sound quality 3.CE,FCC,RoHS passed 4.OEM highly welcome stereo sound and superior speakers foldable headphone 1).Speaker Unit: 40mm2).Impedance: 32ohms3).Sensitivity: 104dB+/-3dB4).Frequency Response: 20Hz-20KHz5).Wire: 110cm6).Plug: Silicon7).Function: stereo super-bass, with volume control Notes:1).Keep away from fire.2).Keep away from sharp knife, fork, and edge tools. **Classic design & amazing listening experience**-incredible punchy-bass-pure and clear treble quality-inconceivable extensive sound stage image player metal earphone Metallic finish in-ear silicon plug earphone for MP3,IPAD,IPOD,PHONES
Brand Name: Fordex Group Model Number: FW-00575042 Style: In-Ear Communication: Wired Connectors: 3.5mm Use: Computer Function: Bluetooth Place of Origin: Guangdong China (Mainland) Type: Earphones Features: Bluetooth Packaging Items per Carton: 2 Pieces/Carton Package Measurements: 17X10X8 cm Gross Weight: 0.3 kg Gross Weight per Unit: 0.15 kg Package Size per Unit: 17X10X4 cm Package Type: Package Type: carton
Brand Name: OEM Model Number: M9A Style: In-Ear Communication: Wireless Connectors: USB Use: Mobile Phone Function: Bluetooth,Waterproof,Noise Cancelling Place of Origin: Guangdong China (Mainland) Warranty: 1 year Talking Time: 6 Hours Transimission Distance: 10M Bluetooth Version: V2.1+EDR Packaging & Delivery Packaging Detail: Paper box with inner Blister Delivery Detail: 5~10days Specifications Wireless Stereo Bluetooth Headset Clip Model,superior Clear Voice Support HSP/HFP/A2DP CE,ROHS,FCC,UL and BQB Bluetooth Stereo Headset V79A Feartures: CE,ROHS,FCC,UL and BQB approvalExtremely good quality,superior clear voiceElegant and Fashion designStereo Bluetooth Headset,Bluetooth version 2.1+EDRSupports HSP and HFP profiles and A2DPRechargeable Battery:Li-ionLong talking time:range up 6 hoursExtremely Light:Only 9gColor:Black,Whte,Golden and SilverBluetooth Hansdfree,compatible with most Bluetooth Devices such as Mobile Phone,computer and PADAutomatic cennecting fu
Specifications Newest Design Wireless Bluetooth Headphone 1.Earphone for mobile phone. 2.Reduce radiation. 3.Senior Quality. 4.Small MOQ. Newest Design Wireless Bluetooth Headphone •Feature 1.Powerful compatibility, Suitable for different brands of mobile phone.2.The Retro Handset combines classic style with a contemporary edge and is finished with a luxurious soft-touch texture with multifunction.3. Noise reduction system, this handset offers excellent sound quality and eliminates up to 99% of electro magnetic interference.4. Can be used for flat panel comp
Specifications Bluetooth headphone,originality bluetooth headphone,bluetooth headphone manufacturers&suppliers&exporters Bluetooth headphone,originality bluetooth headphone,bluetooth headphone manufacturers&suppliers&exporters Static Current: Under 10UAWorking Current:Under 30mABluetooth Protocol:A2DP,AVRCP,HFP,HSPWorking Voltage:4.2VCharge Current:30mA---150mA(Red LED light up)Max Headset Output Power:L 20mw R 20mwBattery Capacity:30m AH 3.7vCharge Time:3 hoursWorking Time:Above 8 hoursBattery Life span:≥300 times rechargeableAvailable Distance:≥10M (Open and no block)Input Voltage:DC 5V/200mA (Can be connected to USB port)Standby Time:Above 30 hoursOutput Power:Class 2Support Bluetooth 2.1 version +EDRKey Features: Built-in Stereo Power Amplifier Speaker,Volume +/-,Prev/Next,Pause/Play,Redial,Voice Dial,Call Rejection etc.N.W: 250g G.W: 350gGift Box Size: 22(L)X8(W)X23(H)cmCartton Size: 46(L)X42(W) X48(H)cm 19kg/20pcs/Carton  
Brand Name: Jabees Model Number: JB601 Style: Headband Communication: Wireless Connectors: 3.5mm Use: Portable Media Player Function: Bluetooth,Noise Cancelling Place of Origin: Guangdong China (Mainland) Bluetooth Version:: V3.0 with EDR, Class II Bluetooth Profle:: A2DP1.2/AVRCP1.0/HSP/HFP Talk Time:: up to 14hours Music Playback time:: up to 8hours Range:: Up to 15meters Voice Prompt in 5 Language:: English, Spanish, Germany, French, Chinese Multipoit:: Support 2 phones connection Color:: Rubber Black, White, Pink,Glossy White Product Dimension: 156 x 165 x 55mm Packaging & Delivery Packaging Detail: OEM Package as per your request Delivery Detail: 3 days Specifications Bluetooth Headphone 1.A2DP1.2/AVRCP1.0/HSP/HFP 2.Redialing 3.Voice prompt in 5 Languages 4.Supprot VOIP 2013 New-style Stereo Headset V3.0 Bluetooth Headphone JB601 Type:Bluetooth V3.0, class IICertificate:BQB, CE, Rohs,FCCBluetooth profiles:A2DP1.2/AVRCP1.0/HSP/HFPFuntion:1.Vice dialing/Re
Brand Name: XSound Model Number: AK-XsoundBTH Style: Ear Hook Communication: Wireless Connectors: 3.5mm Use: Mobile Phone Function: Bluetooth,Noise Cancelling Place of Origin: Guangdong China (Mainland) Color: Black/Silver Packaging & Delivery Packaging Detail: Neutural Package Delivery Detail: Within 3 Days Specifications 1.Fashionable Noble Design 2.High Quality Stereo Music Sound Feeling 3.2012 The Newest Lastest Bluetooth Headphone Document No.:XSOUND-H1-010 Version:R1.0 Date:2012-5-15 PRODUCT SPECIFICATION FOR H1 1 General This document describes a Bluetooth stereo headphone H1. The unit consists of: 1) 1 Bluetooth headphone (Bluetooth chipset BC5 ROM based PCBA with Charge connector/ MFB/Volume up (next song)/Volume down (previous song)) 2)&nb
Specifications 1.Bluetooth headphone 2.Micro card headphone 3.Wireless/Wired 5.High stereo 5.FM Radio Function characterisfics *Bluetooth function *2.5mm audio input general port,and can be used for other audio equipments *Rechargeable battery,convenient and practical*Play TF card stored in mp3/WMA /WAVfiles*High quality speaker and sound cavity design,ensure high fidelity.CD quality effect.*FM function Product specifications and parameters*support the computer system:win 2000,win XP,win vista,win 7*the usb interface:high speed usb2.0*support the memory card:TF card*support card capacity :16GB*support music file format:MP3,WMA,WAV*support audio sampling rate:8-48 KHZ(MP3 bit rate:8-448 KBS,WMA bit rate:32-384 KBS)*Battery:rechargeable lithium-ion polymer battery*Charging power supply:computer USB port DC5V;DC 5V(500 MA)travel charger;DC 5V(500MA)car charger*Frequency response:20 Hz-20 KHz*SNR:>90db*Output power:2*10Mw*Continuous working time:8-10hours*Char
Brand Name: LP-TECH Model Number: LP-APL-SANX-CH0001 Style: Ear Hook Communication: Wireless Connectors: bluetooth Use: Mobile Phone Function: Bluetooth Place of Origin: Guangdong China (Mainland) Bluetooth Standard: bluetooth V3.0 Bluetooth Mode: Ear Hook Operating range: up to 30 feet (10 metres) Talk Time: up to 8 hours Standby Time: up to 400 hours weight: 11g Packaging & Delivery Packaging Detail: standard packing, can also pack as your request Delivery Detail: 2-3days Specifications 1.Can connect 2 mobiles at the same time 2,Active matching. 3,Long standby time. Features:1.Can connect 2 mobiles at the same time 2. Active matching.3,Long standby time Specification: Item No.LP-APL-SANX-CH0001 ColorBlackweight11 gBluetooth Standardbluetooth V3.0Frequency Range2.4GHz OperationClass 2Bluetooth ModeEar HookOperating rangeup to 30 feet (10 metres)Talk Timeup to 8hoursMP3 Playing Timeup to 3 hoursStandby Timeup to 400 hoursQuantity100 pieces/sample orderCharge VoltageAC
Brand Name: TOMO Model Number: CS1 Style: Headband Communication: Wireless Connectors: USB Use: Portable Media Player Function: Bluetooth,Waterproof,Noise Cancelling Place of Origin: Guangdong China (Mainland) Packaging & Delivery Packaging Detail: ABS bag+PC Delivery Detail: 3days for sample, 7days for bulk product Specifications multi function 4 in 1 wireless bluetooth headphones 1. Sound proof; 2. Bluetooth stereo power: 28mA 3.rechargeabl battray high multi function 4 in 1 wireless bluetooth headphones 1. Sound proof;2. Bluetooth stereo power: 28mA3.Built-in rechargeabl battray 1. Sound proof;2. Support usb file transmit;3. Micro SD card up to 32GB; 4. Support LINE-IN function;5. Latest V3.0 +EDR,third version; 6. Transmit range:10m; &
Brand Name: Sinoband Model Number: HTH-021BT Style: Headband Communication: Wireless Connectors: Bluetooth Use: Mobile Phone Function: Bluetooth Place of Origin: Guangdong China (Mainland) Color: Green Packaging & Delivery Packaging Detail: Blister Packing 40pcs/carton Size:42*35*34cm G/W:7.5KG Delivery Detail: 5-10Days Specifications 1.Bluetooth headphone 2.Hidden omni-directional Microphone 3.10m 360 degree range with no cords Built-in rechargeable battery 1: Bluetooth 2.1 wireless transmission protocol 2: Transmission distance and range(10m, 360°) &n
Brand Name: OEM Model Number: YRBT V3020 Style: Ear Hook,HEADPHONE bluetooth Communication: Wired Connectors: 3.5mm Use: Portable Media Player Function: Bluetooth,Waterproof,Noise Cancelling,COMPUTER OR MP Place of Origin: Guangdong China (Mainland) Certificate: CE ROHS Brand: OEM Logo: Customerised Jack: 3.5 mm golden jack Sample lead time: 5 working days Production lead time: 30 days after 30% deposit Delivery: EXW FOB CIF MOQ: 1000 PCS Packaging & Delivery Packaging Detail: in the pp bag ,or blister , accroding to customers Delivery Detail: 15 days after the 30% deposit Specifications Bluetooth earphone for laptop and cell phone Feather: 1) OEM brand 2)Customerized 3)Easy-to- carry 4 )Waterproof Headphones bluetooth/ Waterproof bluetooth headphones Features: Multimedia Headphone for Computer, MP3/4 player. Miniature ear buds make you comfortable Suitable for children Portable frame and easy to carry Perfect voice and beautiful appearance.Specifications
Brand Name: epower Model Number: E-908 Style: Ear Hook,ear hook Communication: Wireless Connectors: 3.5mm Use: Portable Media Player Function: Bluetooth,Waterproof,Noise Cancelling,Microphone,bluetoth Place of Origin: China (Mainland) used: moblie phone warranty: one year color: white/black made in: shenzhen china delivery time: 2-3 days MOQ: 100pcs Packaging & Delivery Packaging Detail: 50pcs/carton Delivery Detail: 3-4day Specifications 1,port;shenzhen/hk 2.delivery time:2-3 days 3.MOQ:100pcs 4.price:$0-8.99$/pcs bluetooth headphone bluetooth headset china Parameters:Talk time: up to 6 hoursCharging time: 2 hoursStandby time: up to 180 hoursBluetooth version: Version 2.0 (support EDR), compatible with V1.5, V1.1Transmission range: 10 metersDimension: 35 x 16 x 9.5 mmUSB cable includedWhen you use the headset on PS3, please pay attention to the following tips:1. The headset must be in connective mode when you use it.2. When it's used on your cell phone
Specifications Promation Bluetooth Headphone Hot Selling 1.100Kpcs per month 2,MOQ 500pcs 3.CE,ROHS ,FCC 4.OEM custom design,logo,packing Promation Bluetooth Headphone Hot Selling : feature : 1.Vogue slim design, lightweight and comfortable2. Dual stereo track, Ideal choice for listening music with iPod and MP3 players. . 3.Suitable for iPod all types and iPhone all types, MP3/MP4 players etc. Specifications:·Speaker:40mm·Color:any pantone colour·Frequency Range:20H--20KHZ·Sensitivity:103dB+/-5dB at 1kHz·Impedance:32ohm·Plugging:3.5mm Stereo·Length of cable:1.5m·LOGO:available·CE,ROHS,FCC compliant·Fit for MP3,computer,CD,radio etc
Brand Name: OEM Model Number: K802 Style: Ear Hook Communication: Wireless Connectors: USB Use: Mobile Phone Function: Bluetooth Place of Origin: Guangdong China (Mainland) MOQ:: 2000 sets Packaging & Delivery Packaging Detail: earhook,usb charging cable,manual Delivery Detail: 10-15 working days Specifications K802 Popular High Quality Bluetooth Headset K802 Popular High Quality Bluetooth Headset size 56x 16 x 8.5 mm weight 8.9g Bluetooth Standard bluetooth V2.1 + EDR Frequency Range 2.4GHz Operation Class 2 Bluetooth Mode headset/handfree/A2DP/AVRCP Operating range up to 30 feet (10 metres) Talk Time up to 5 hours MP3 Playing Time up to 5 hours Standby Time up to 100 hours Charging Time 2-3 hours Charge Voltage input 110-240V, DC:output 5.3V Included Accessories:1.Micro USB charging cable2.Earhook 3.User manual &
Brand Name: OEM Model Number: 368 Style: Headband Communication: Wireless Connectors: USB Use: Portable Media Player Function: Bluetooth Place of Origin: Guangdong China (Mainland) Color: blue/pink/black/grey PC Interface: USB2.0 Speaker: Diameter 30mm Sensitivity: 115dB S.P.L 1KHz Impedance: 32Ω Frequency Response: 20Hz-20.000Hz OLED display: Lyrics Synchronous Display Packaging & Delivery Packaging Detail: 1pc/color box,60pcs/ctn Inner box: 21x17x4cm Outer Carton: 61.5x43.5x35.5cm N.W:12.9kg G.W:14kg Delivery Detail: within 1-2 days after payment confirmed Specifications MP3 neckband headphone 1.FM radio and Campus Radio 2. Bluetooth support 3. 16G SD card 4. Hi-Fi sound 2013 mp3 player wireless bluetooth headphones for laptop Features :Specifications :1st: Hi-fi Bluetooth Card Read Headphone♥ Play high quality MP3 from TF cards 2nd:Lyrics Synchronous Display♥ Hi-Fi sound3rd:Beautiful packing and headphone♥
Brand Name: no brand Style: Ear Hook Function: Bluetooth Place of Origin: Guangdong China (Mainland) Packaging & Delivery Packaging Detail: standard packing Delivery Detail: within 7 days upon receipt payment Specifications bluetooth handsfree/bluetooth earphone/bluetooth headphoneTalk Time:Up to 4 hours ,Standby Time:200 hours bluetooth handsfree/bluetooth earphone/bluetooth headphoneTalk Time:Up to 4 hours ,Standby Time:200 hours Charging time:2-3 hoursWork Range:3-15 metersWeight9gBlue Tooth Version:V1.2 Battery:Polymire BatteryColorBlack, WhiteDimension :38*16*6mmAccessoriesBluetooth headsets/ charger /manual
Specifications 1.Comfortable wireless stereo bluetooth headphones 2.Best factory price &Top quality 3.Bluetooth chip:CSR 4.OEM service Z-B60 Comfortable ear muff Stereo Bluetooth headphones Bluetooth headphone of best price Use range: 1). Pair with the Bluetooth mobile, wireless enjoy mobile phone music and incoming call.2).Pair with PC (with Bluetooth function or connect USB adapter), wireless enjoy network music and voice chat.3). Support iPhone,iPad Bluetooth matching connection. Features and specifications: 1).This product adopts bluetooth communication technology,realize wireless connection. 2).Can enjoy stereo music playing and voice chatting wirelessly after pairing with&nbs
Specifications 1)Stereo Bluetooth Headphone 2)Bluetooth 3.0+EDR 3)10 Meter, Hands-Free 4)Six Colors 5)OEM 2013 Fashionable Wireless Stereo Audio Bluetooth Headphone Specification: 1)Bluetooth headphone lets you listen to music or take phone calls wirelessly2)High-quality speakers deliver crisp,rich sound.3)Accept incoming calls or toggle between tracks with the touch of a button4)Lightweight,comfortable design for all-day listening, headphone string retractable5)Compatible with bluetooth enabled devices,such as most computers, cellphones, For iPhone/iPad/iPod and other MP3/MP4 players6)Frequency:2.4GHz ISM7)Technology: Bluetooth 3.0+EDR8)Transmission Distance:10 meters9)Easily charge via USB port10)Rechargeable Battery,long battery life11)Working time: 10 hours12)Low battery notification13)LED Light indicator and prompt voice14)Built-in microphone, Handsfree Product Pictures: Why Customers choose us?--High quality with high feedback &
Brand Name: Rambotech Model Number: BSH555 Style: Headband Communication: Wireless Connectors: 3.5mm Use: Mobile Phone Function: Bluetooth,Noise Cancelling Place of Origin: Guangdong China (Mainland) Multiple connectivity options: Line-in, BLE 4.0 Operating range: 10 meters Talk time: Up to 12 hours Music playback time: 8 hours Standby time: Up to 500 hours Packaging & Delivery Packaging Detail: color box Delivery Detail: 35 days Specifications bluetooth headphone 1. Hi-Fi visual 3D 2. Bluetooth V4.0+EDR 3. CD quality music through APTX 4. Wired+wireless headphone HIFI Bluetooth headphone BSH555,New product!!! looking for distributor bluetooth headphone Model: BSH555 Feature*Hi-Fi visual 3D stereo Bluetooth headphone*Bluetooth V4.0+EDR compliant*CD quality music through APTX, compatible with Bluetooth-enabled mobile phone,PDA,PC and other equipment*Multiple connectivity options: Line-in, BLE 4.0*A2DP switch between two connected phones*Automatically switch between line-
Brand Name: Runda Model Number: BH-M9A Style: Headband Communication: Wireless Connectors: USB Use: Mobile Phone Function: Bluetooth,Noise Cancelling Place of Origin: Guangdong China (Mainland) Talking Time: 13hours color: black Packaging & Delivery Packaging Detail: Blister card or gift box Delivery Detail: 10-20days Specifications bluetooth headphones Function 1).Chipset:CSR BC6 V2.1 2).Support:Headset,Headfree,Noise-Canceling,Voice-Dial/Mute 3).Multi-point supported: 2 connections simultaneously 4).Broadcast Range:10M 5).Talking Time:13 hours 6).Stand-by time:220 hours
Brand Name: BYZ Model Number: TZY-M2005 Communication: Wired Connectors: 3.5mm Use: Mobile Phone Function: Noise Cancelling Place of Origin: Guangdong China (Mainland) Certificate:: CE, FCC sample:: one piece earphones &bluetooth headset in packing for:: computer, mobilephone OEM:: Yes Leadtime:: 25-35days cable length:: 130cm speaker size:: 12mm Packaging Detail:: 1piece in a saling bag logo:: requested colors :: all king of colors are available Packaging & Delivery Packaging Detail: carton Delivery Detail: 10-15 days after payment Specifications earphones &bluetooth headset in packing 1. Manufactory directly saling 2. High sound quality 3 Nice design earphones &bluetooth headset in packing Model No.: TZY-M2005 Parameter: Speaker size 12mm Impedance32ohmSensitivity116±3dBmFrequency range 20-2khzFunctionNoising cancellingWiresFlat cableUsageMobile ear phone, computerCertificateCE, 
Specifications Bluetooth Headset 1.foldable design 2.high-fidelity 3.comfortable&portable 4.extremely competitive price Bluetooth Headset Product Configurationheadset: 1pcgift box: 1pc Special features1. Bluetooth version 2.1+EDR Class II2. Transmission Distance 10M3.Folding and retractable design, easy to take with you.4.Enjoy stereo music wirelessly from Bluetooth 2.1+EDR Class II devices.5.Embedded microphone for hands-free conversation from Bluetooth-enabled cell phones.6.When receives an incoming call, the music will pause automatically.7.Easy controls for mute, call transfer, voice dial and call answer/end/reject.8.Support remote control of
Specifications bluetooth headphone small,beautiful,useful,convincent,senstive
Specifications Bluetooth headphone 1.In-ear design 2.Active noise cancellation Specification:The headset supports Bluetooth V3.0+EDR and also V2.0/2.1 with handsfree,headset profileStandard:Class IIRange of frequency:2.4GOperation distance:10MBattery standby Time:72hoursRechargable Battery: 2 hours Effective range of 32 feets (10M).Charge current:5V Features:Design for use with Bluetooth-enabled mobile phonesEnhance noise reduction for crisp, clear soundExcellent sound qualityAllow simple hands-free answering. Just say answer or ignore to handle your callsRemark: 1. The basic price offer is not include any license, the upcost for license is according to customer's requirement. Item No.:FWHS-700Description:BLUETOOTH HEADPHONEColor:BlackUnit Size:5.4(L)x1.8(W)x2.5(H)CMCertification:According to customer's requirementLicense: Minimum Quantity:10
Style: In-Ear Communication: Wireless Use: Mobile Phone Function: Bluetooth Place of Origin: China (Mainland) Specifications N95 Wireless Bluetooth Headset earphone headphone for mobile phone N95 Wireless Bluetooth Headset earphone headphone for mobile phone 1.Bluetooth Version: V2.02.Talk Time: 8hrs3.Standby Time: 200 hrs4.Operation Range: 10 Meters5.battery: 60 MAL6.Type of Battery: Rechargeable Lithium Polymer7.frequency range : 2.4GHz-2.48GHz
Specifications Fashion Handsfree bluetooth headphone 1) Bluetooth V2.0 + EDR 2) Cool design bluetooth headsets 3) Talktime up to 4 hours Fashion Handsfree bluetooth headphoneEnjoy wireless convenience and crystal-clear audio when talking on your cellphone. The B30 Mobile phone Bluetooth Headset features a single button that lets you make and receive phone calls simply and intuitively. And the innovative design is sure to turn a few heads. Features: 1. Bluetooth V2.0+EDR, Class II2. Up to 4 hours of talk time; up to 65 hours of standby time3. Excellent solution for low cost & good quality headset. 4. Earphone to be changed as instructed.5. Lightweight earpiece for a secure, comfortable fit in left or right ear Specifications: Dimension : 41.3 x 21.5 x 11 mmUnit weight: 8.4 gColor available: Custom Colors Avalilable Package Includes : Bluetooth Headset Charger AdaptorUSB ConnectorUser Manual