Specifications 1) Bluetooth Headset 2) V3.0+EDR 3) OEM Brand 4) Color Customized 5) Gift Box Model No.: F-0350 * Stereo Bluetooth Headphone * Work with mobile phones, new Nano, tablet pc, etc MOQ:3KModel:F-0350Color:CustomizedPower:USB Charging CableCertificate:CE/FCC/ROHS Market Share:North America (15%)Europe (20 %)South America (12%)Japan (10 %)Malaysia (22 %)Korea (10 %)Philippines (8 %)Other countries (3%) Feature:1) Head-band style 2) Hand Free Function3) Song Chosen Button, easy control4) Volume button5) 10 meters Bluetooth Range6) Rechargeable Battery built-in7) Colors Customized8) Eco-friendly and long time standby9) Hi-fi stereo quality10) OEM brand11) Large Market Scale12) Cheap and qualityPackage:Gift BoxPacking Details:100 PCS/CTN/51*46*30.5 CMSample:Available Specification: Bluetooth Version:V3.0+EDRSupported Profiles:HSP: Heads
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 &
Specifications 1. Universal Bluetooth Headset 2. Best seller 3. Fit all phones 4. Built-in noise reduction 5. Wireless headset Features:BEST SELLER Universal Bluetooth Headset.Compatible with Bluetooth enabled devices including cell phones and PDAs made by different manufacturers.EasyPair technology simplifies and facilitates connection with your Bluetooth enabled phones.Built-in noise reduction and echo cancellation technology ensures clear conversations for both ends.Automatically raises or lowers headset volume depending on the environments – volume goes up when it is noisy; volume goes down when it becomes quiet.Fits either your left or right ear.TrueComfort design helps ensure a snug and secure fit.High capacity Li-poly battery, extra longer talk time than normal Bluetooth headsetsBluetooth V2.0/V2.1 + EDR compatible with any Bluebooth enabled mobile phonesPictures for reference:
Specifications New style!!! Stereo neckband bluetooth headset headphone Fashion design in high quality Support micro SD card New style!!! Stereo neckband bluetooth headset headphone Features:*Portable bluetooth headset, support micro SD card.*Double damping balancing technology, present perfect music.*Unique neckband design for easy carrrying, good choice for using in car or outdoors.*Easy magnetic earphone storage, noise reduction, echo cancellation.*Vibration alert on call.*Apply to iphone, ipad, ipod, mobile phone, tablet computer or any other instrument with bluetooth function. Specifications:Bluetooth version: V2.1+EDRRadio frequency:2.40GHz-2.48GHzTransmit power:Class2Transmission range:10MPower charger:AC input 110-240V DC output 5V, Li-ion battery bulit-inTalking time:up to 8 HoursMusic play time:up to 7 HoursStandby time:up to 220 HoursDimension:167.3mm*135.6mm*16.9mmProduction weight:32 g Packing information:Product size:167.3mm*135
Specifications Best quality bluetooth headphone supplier, stereo bluetooth headset 1.Bluetooth V2.1+EDR 2.Top quality 3.Slim design DescriptionBluetooth stereo headphoneDesign*Super Simple and fashionable appearance * Special button design,very easy to operate &n
Specifications bluetooth headset: Play MMC / SD card, MP3/WMA files stored LCD screen display Netweight: 190g Polym Play MMC / SD card, MP3/WMA files stored 2012 new bluetooth headsetConnected to the computer, read and write files to the MMC / SD card, Function for the card readerFM radio ,covering,cumpus radio band,Suitable for general radio and campus radio listening3.5mm audio output universal ports, MP3 music will be exported to other audio equipment3.5mm Universal audio input port can be used as a computer headsetHigh-quality speakers and sound chamber designed to ensure high-fidelity, CD quality sound effectsRecha
Brand Name: MADE IN CHINA Model Number: I58 Style: Neckband Communication: Wired Connectors: 3.5mm Use: Mobile Phone Function: Bluetooth,Noise Cancelling,Microphone,RADIO Place of Origin: Guangdong China (Mainland) COLOR: RED Usage: MP3 & MP4 FM Radio: yes Bluetooth version: Bluetooth V2.0 Built-in MP3 player: yes Bluetooth standby time: about 200 hours Charging time: about 3.5 hours audio cable: 2.5mm to 3.5mm USB Cable: yes Packaging & Delivery Packaging Detail: brand new retail package Delivery Detail: in 3 working days Specifications Wireless Bluetooth Headphone FM Radio MP3 function Bluetooth V2.0 Stereo Headset I58 6 in 1 Multifunction Wireless Bluetooth Headphone (I58) I58 6 in 1 Multifunction Headphone SPORT MP3 PLAYER + BLUETOOTH V2.0 HEADSET EARPHONE HEADPHONE + FM RADIO W/ TF SLOT- Bluetooth headset with MP3 built in, FM radio, TF card support and Bluetooth wireless communication functions- Bluetooth version: Bluetooth V2.0- Operation range: within 10 meters- Buil
Specifications built in Stereo MP3 player Bulit-in FM,MIC Support MP3 Micro SD card Built-in rechargeable battery Micro SD FM Mic Stereo MP3 headset bluetoothSpecification of bluetooth:Operation distance:10m.Range of frequency:2.4-2.4835GHz ISM bandSensitivity:-85dbSpecification of MP3/FMPC interface USB 2.0Music format:MP3/WMATF card support:128M-32GBFM frequency response:87.5-108MHZRechargeable lithium battery:350mAhSpecification of headphoneType:stereo headphone with MicSpeaker:OD 40mmSensitivity:115db S.P.L. at 1KHZImpedence:32 ohmFrequency response:20HZ-20KHZRated power:40mwPower capacity:100mwMicphone Unit:4.5mmx2Line in Plug type:OD 3.5mm stereo audioFeatures:Allow you to enjoy digital quality music wirelessly and connect between music and phone calling freely.Support TF cardSupport FM high quality stereo audioSupport bluetooth stereo devices to receive A2DP stereo music from laptop,computer,tablet PC,Iphone,blackberry, MP3 player or any other device that supports bluetooth ste
Brand Name: Winnershine or OEM Model Number: UVH-001 Style: Headband,Overhead wear and wireless Communication: Wireless Connectors: 3.5mm Use: Bluetooth headphone Function: Bluetooth,Noise Cancelling,Headphone & ear warmer Place of Origin: Guangdong China (Mainland) Mane: bluetooth headphone Color: Black/red/whgrey/pantone code Accessories: Charging line Material: POM & Acrylic & Terylene Pacakge: Paper gift box hook & OPP bag Sample: Avaialble OEM order: Welcome MOQ: 500pcs Packaging & Delivery Packaging Detail: Gift box Delivery Detail: 15-20 days Specifications 1.bluetooth headphone 2.Listen to music wireless 3.Durable battery 4.Fashion and versatile design 5.Lastest bluetooth desig UVH001 knitting wireless,bluetooth headphone Bluetooth Earwarmer Headphone Features: After Bluetooth earmuff is paired to a mobile phone, it is possible to make and receive phone calls thanks to the microphone and the speaker placed respectively on the Bluetoot
Brand Name: BW Model Number: BW0205067 Style: Ear Hook Communication: Wireless Use: Portable Media Player Function: Bluetooth,Noise Cancelling Place of Origin: Guangdong China (Mainland) Name: Small lightweight Bluetooth headphones for phone Model: BW 0205067 Color: black and red Trasmisssion distance: 10M Product size: 52*12*7mm Operating voltage: 3.6V Chargingtime: 2-3H Packaging & Delivery Packaging Detail: plastic box Delivery Detail: within 5-7 working days after payment arrived Specifications Small lightweight Bluetooth headphones for phone 1.Trasmisssion distance:10M. 2.Charging time:2-3H 3.Product size:52*12*7m Small lightweight Bluetooth headphones for phone Number:BW 0205067 Feature1.Small and compact in-the-ear design,supreme comfort and perfect fit.2.It can wear with removable ear hook for either ear .3.Bluetooth v2.1+ EDR compatibility.4.A giant leap in voice quality with 'Aurstream'.5.Speaker volume gian control.6.Supports bluetooth headset and handsfree pro
Model Number: C30 Style: In-Ear Communication: Wireless Connectors: Bluetooth Use: Bluetooth-enabled mobile phones, tat computers, notebook computers Function: Bluetooth,Microphone Place of Origin: Guangdong China (Mainland) Bluetooth Specification: V2.0 + EDR Bluetooth version: V2.0, compatible with V1.1, V1.2, V2.0 Support mode: Headset, Headfree Battery indicator: high-performance lithium polymer battery Bluetooth Power: Class 2 Bluetooth frequency: 2.4GHz Life time: about 4 hours Standby time: about 120 hours Support models: Bluetooth-enabled mobile phones, tat computers, notebook computers Specifications Multifunction Bluetooth headset support mobile phones, tablet PCs, laptops Bluetooth 2.0 protocol, simple secure pairing. Bluetooth Specification: V2.0Bluetooth version: V2.0, compatible with V1.1, V1.2, V2.0Support mode: Headset, HeadfreeBattery indicator: high-performance lithium polymer batteryBluetooth Power: Class 2 Bluetooth frequency: 2.4GHzLife time: about 4 hours S
Specifications hi-fi bluetooth headphone support Humanized voice prompts 1.Humanized voiceON/OFF 2.bluetooth 4.0 hi-fi bluetooth headphone support Humanized voice prompts hi-fi bluetooth headphone ; bluetooth headphone ; wireless headphones bluetooth Features: *Bluetooth Stereo Headset*Built-in APTX, AAC professional decoding Support virtual 3D surround sound In connection with the Apple computer , can support APTX, to enjoy better sound quality with Apple.* Use the virtual 3D surround sound technology, Let you enjoy the perfect and true listening experience.*AUX -IN audio input Built - in 3.5mm audio input jack, can connect an external audio device.* Humanized voice prompts Clear Power On/Off and matching voice prompts. &nb
Specifications 1.Frequency coverage: 2.402~2.480GHz ISM band 2.Sensitivity: -80dbm 3.Transmit range: up to 10m 4.Transmit speed: 57~723Kbp Fashion Sports Wireless Bluetooth Headset Earphone Headphone Earphone for Telehone PC Portable back-hang design, convenient for sportsSuitable for mobile phones, PC, and iPod Handsfree speaking by pairing with mobile phone Enjoy music of iPod with adaptive dongle Can receive and reject incoming calls while automatically stop music Volume adjustment Bluetooth version: 1.2/V2.1, wireless transmitter standard of class II Frequency coverage: 2.402~2.480GHz ISM band Sensitivity: -80dbmTransmit range: up to 10m Transmit speed: 57~723Kbps Stereo compression ratio: 44.1/48kHz Channel: 79 channels of 1MHz, B/W Contact terms: Point-to-PointBattery: Li-ion. Charge power : PC USB, 5V Charging time: 1-2 hours 40g/pcsPacking:blister
Specifications Stylish, premium design and durable headphone.Built in microphone for taking calls. Classical design SpecificationsBluetooth Version V2.1+EDR Class IIBluetooth Profiles Supported Headset, Handsfree, A2DP and AVRCP ProfilesFrequency 2.402-2.480GHZ GFSKOperating distance 10 metersTalk time 3 HoursMusic Playing time 7 HoursStandby time 140 HoursRechargeable lithium battery 300mAHColor BlackDimensions 95*70*35mmMicrophone Build-in microphonePackaging & DeliveryPackaging Detail Standard color boxDelivery Detail 2-3 weeks after samples approvalUser Environment Characteristics Operating Temp
Brand Name: dcr Model Number: B-06 Style: Headband Communication: Wireless Connectors: 3.5mm Use: DJ Function: Bluetooth,Noise Cancelling Place of Origin: Guangdong China (Mainland) Color: black,white and red Main feature: Hottest Foldable High Quality Music Stereo Bluetooth Headphone Packaging & Delivery Packaging Detail: PE bag packing or according to customer's requirment Delivery Detail: within two days after confrim the paypent Specifications Hottest Foldable High Quality Bluetooth Headphone 1. wireless bluetooth earphone 2. Music heaphone with High-Fidelity, Hottest Foldable High Quality Bluetooth HeadphoneHigh performance Headphones with a sleek modern design. Precision engineered with the most advanced headphone technologies and materials to reveal the full sound of your digital music. All metal housings tuned for accurate music reproduction and amazing bass. Specifications : 1.Bluetooth stereo headset lets you listen to music or phone calls wirelessly2.Hig
Brand Name: xk Model Number: xk-1065 Style: Ear Hook Communication: Wireless Function: Bluetooth Place of Origin: Guangdong China (Mainland) color: as photoes Packaging & Delivery Packaging Detail: retail package or as your request Delivery Detail: Depends on your quantity,Mostly,3~7 days after payment done Specifications Sport Bluetooth headset 1)Bluetooth V1.2 compliant for mobile phone or PC 2)Talk Time: Up to 4 hrs 3)Stand-by time:200 hrs Welcome to Our Fashion Shop Wireless bluetooth headset for Mobilephone, China Lowest Price Specifications:1.sport bluetooth headset 2.wireless 3.used for mobile phone,PC Item Wireless bluetooth headset for Mobilephone, China Lowest Price Quality ControlInspection by
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
Brand Name: Comfort/OEM Model Number: BTH-017 Style: Headband Communication: Wireless Connectors: USB Use: Computer/mobile phone Function: Bluetooth,Noise Cancelling Place of Origin: China (Mainland) Specifications *Over the Head Bluetooth Headset with Boom Mic,Lightweight & comfortable to wear * features Noise-Canceling Technology for *Over the Head Bluetooth Headset with Boom Mic,Lightweight & comfortable to wear * features Noise-Canceling Technology for crystal clear conversations. Block more external environmental noise * echo and noise cancellation,Wideband audio sounds clear and natural, for better communication and fewer misheard words. * The boom MIC can be adjusted to suit either left or right ear use.* Multilink function for 2 Bluetooth Device - Bluetooth specification: V2.1+EDR - Bluetooth profiles supported: HSP and HFP- Operating distance: 10 meters class 2- 4 Button design : MFB,VOL+,VOL-, On/Off- Rechargeable 130 mAH Li-polymer battery- Talk time: Up
Brand Name: bluetooth headset Model Number: SH202-3 Function: Bluetooth,Noise Cancelling Working range:10M: Frequency range :2.4-2.48Ghz Talk time :â¥5 hrs: Charging time:<3 hrs Standby time:⥠150 hrs: Charger power : AC input 110-240V DC output5V 24*11.2*18mm 6.5: two mic, noice cancelling Packaging & Delivery Packaging Detail: Packing Terms:Paper box, charger manual Delivery Detail: 12 working days after received your 30% deposit Specifications Specification:24*11.2*18mm 6.5 two mic, noice cancelling Bluetooth standard:V2.1 + EDR compatible V1.0 V1.1 / V1.2 / / V2.0 Transmission: class2 Working range:10M Frequency range :2.4-2.48Ghz 
Brand Name: OEM Model Number: JBM-01 bluetooth headset Style: Neckband,Bluetooth headphone Communication: Wireless Connectors: 3.5mm Use: Portable Media Player Function: Bluetooth,Waterproof,Noise Cancelling Place of Origin: Guangdong China (Mainland) Color: Customized Certificate: CE, ROHS LED Light: with blue LED light Size: 180x98x40mm Weight: 30g Packing: Blister card shutdown voltage: 3.1 V Charging current: 80mA Track: stereo Packaging & Delivery Packaging Detail: 1pc/gift box Delivery Detail: 15days Specifications bluetooth headset 1.New bluetooth headphone 2.Stereo bluetooth headphone 3.Bluetooth music headphone 4.Wireless Headphone Bluetooth headset 1. wireless bluetooth headphones2. waterproof bluetooth headphones bluetooth headset Product details Version: Bluetooth2.1+EDRTrack:stereoSNR: >80dBDistortion degree:<0.1%Impedance:32ΩMicrophone Sensitivity:-54±2dBPower range: 10mBattery capacity: 130mAOperation current : 30mAStandby c
Specifications Hi-Fi Stereo Bluetooth Headphone BluetoothV3.0+EDR 200Hours Standby Time Rechargeable Battery Neckband Design New Design Portable Hi-Fi Stereo Bluetooth Headphone BT-968 Product Features* Hi-Fi Stereo sound quality* Portable light weight neckband design, easy operating* Strong anti-interference ability,high fidelity* Suitable for any mobile phone or pc with bluetooth functions*Colorful appearance design Specifications Audio Frequency Response40Hz~18KHz Output Power25dBmS/N≥90dBSpeaker2xØ30mm Operating Voltage DC 3.7V Operating Curret 25mA Carrier Frequency 2.4GHz GFSK Hold Time 15 Hours Music Playing 12 Hours Protocol Standard Bluetooth V3.0+EDR Standby Time 200 Hours Above Battery3.7V/320mAh rechargeable Li-ion battery Charging Time 2~3.5 Hours Operating Distance≤10mPackageblister+paper card BT-968A BT-968B BT-968C Contact person:CindyMobile:+86-13927448174
Specifications Bluetooth headphone: 1. RMS:25mW 2. Plug: USB Jack for charging 3. freqency: 20HZ-20KHZ 4. apply for computer/mobile phone/ Bluetooth headphone: 1. RMS:25mW2. Plug: USB Jack for charging3. freqency: 20HZ-20KHZ4. apply for computer/mobile phone
Specifications Stereo headphone mp3 player fm radio bluetooth headset 3 in 1, Bluetooth headset, MP3 player, FM radio Specifications 1.Bluetooth headset for mobile phone
Specifications mini bluetooth headphone for ipod *Bluetooth V4.0+EDR *APT-X supported *Newest inline control technology Mini bluetooth headphone for ipod and smartphonesModel: BTH023*Bluetooth V4.0+EDR *APT-X supported*Newest inline control technology *Mini and small Feature*Small and lightly design brings you comfort during sport*Support APTX/AAC for outstanding audio quality and professional sound*Special charging clip allows charging via AC power adapter or computer USB port*The music will stop automatically when receives an incoming call*Supports remote control of play, pause, volume up and volume down*Call transfer between the headset and Bluetooth mobile phone*Automatically connects to the last connected Bluetooth device Specification*Bluetooth specification: V4.0+EDR* Bluetooth profiles supported: HSP, HFP, A2DP and AVRCP* Operating distance: 10 meters Class 2* Rechargeable 85 mAh Lithium-ion battery* Talk time: Up to 4.5 hours*Music playing time: Up to 4.5 hours* Sta
Specifications Bluetooth Headset 1.foldable design 2.high-fidelity 3.comfortable&portable 4.extremely competitive price 2013 best wireless bluetooth headphone/headset Product configurationHeadset : 1PCGift box: 1 PC Special features: 1,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 hand-free conversation from bluetooth-enabled cell phones6,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 play/pause,previous/next track,volume up and volume down.9,Automatically connect to the last connected bluetooth device.10,Micro USB connector charging via AC charger or computer USB port.11,3.5mm Line in jack allows headset to work without battery. Quality control From raw ma
Specifications 1.Supports Bluetooth Headset and Hands-free Profile(HFP 1.5)2.Button design: MFB, VOL+, VOL-, FWD, REV 3.LED Indicator SPECIFICATION:1.Correspond With V2.1+EDR2.Support:HSP,HFP,A2DP,AVRCP3.Frequency range:2.4026GHz-2.480GHz4.Transmitting power:Class25.Working Distance Range:10m6.Charge Time:≤3.5 Hours7.Talk Time:≥12 Hours8.Musice Time:≥9.5 Hours9.Standby Time:≥165 Hours FEATURES:High quality speaker units for excellent sound experienceHigh quality leather earcapAdjustable headband for comfortable useWith volume controlExternal microphone optional. SERVES:1: Sample availability and policywe can provide free samples to you before your order.2: Guarantees:We assure the quality of your order same as the samples and delivery strictly follows the agreement.3. SupportAny inquiry will be replied by our professional staff. we will assist you shipment, insurance and others documents such as Form A, inspection certificate etc.4. after sales serviceWe wi
Specifications Bluetooth Stereo Headphone - Supports Wireless Music Streaming and Hands-Free Calling Brand New High Music Quality Bluetooth Headset Stereo Bluetooth HeadphoneFeartures:CE,ROHS,FCC and BQB ApprovalBluetooth Version 3.0+EDRSupports A2DP AVRCP, HSP and HFPEnjoy stereo music from coputer and mobileMicrophone sensitive: [-45dB(0dB=1V/Pa,1KHz)]Extremely good quality,superior clear voiceMultimedia,stereo, foldable Headphone,NechphoneHandsfree,compatible with all Bluetooth Devices Such As PS3&IPHONEHigh Capacity&Rechargeable Lion BatteryAutomatic cennecting functionEnergy saving function,200% longer talk timHandsfree,answer/reject call and call the last coming NO.Voice Dialing,Re-dialing functionRemote control music playback,pause,up and down selectionsVolume control key,volume up and down
Brand Name: ODM/OEM Model Number: PB-04 Style: Headband Communication: Wireless Connectors: 3.5mm Use: Portable Media Player Function: Bluetooth,Noise Cancelling Place of Origin: Guangdong China (Mainland) Transmission distance: 10 meters Packaging & Delivery Packaging Detail: ODM/OEM Packages Delivery Detail: two weeks Specifications support normal 3.5 headphone output devices (MP3, MP4, TV, Radio, 3.5 interfaces phone support computer 3.5 headphone output and Specifications Technical standards: CSRA05 program Bluetooth version 2.1 + EDR Transmission distance: 10 meters Dimensions: length 180mm width 160mm thick 48mm Product Weight: 223g (grams) Talk time: 10 hours Standby time: 200 hours Charging time: 2 hours Bluetooth headphones features exquisite, fashion design support all Bluetooth devices clear sound, the left and right channel stereo headset super power saving anti-jamming, strong confidentiality then hang up, redial, reject a call, curved up and down, mut
Specifications Headset with microphone; It is wireless so that it's easy to control; Persistent batteries. SpecificationsAutomatic cennecting function Bluetooth Handsfree,answer call and call the last coming NO. Customized designs will be welcome Features: Voice Dialing
Specifications 1.Play music from bluetooth devices 2.Stereo 3.Portable external design with good quality 4.logo printing is available. New fashionable wireless Bluetooth headphone Stereo bluetooth sport headphone Bluetooth Version:V3.0+HS , compatible V3.0 ,V2.1, V2.0 ,V1.2 and standard V1.1Support Bluetooth profilesA2DP , AVRCP ,Headset Profile , Handsfree ProfileApplicable modelsCompatible with all smart mobile phone and tabletsEffective distance10 meter diameterFrequency2402MHz to 2480 MHz ISM BandMic Sensitivity45 dB (0dB=1V/pa ,1KHz)Talk time ( Fully charged )about 8 hoursStand by time( Fully charged )about 600 hoursOperating Voltage3.3V-4.2VCharging Voltage5VBattery Capacity500mACharging timeless than 4 hoursMatching method1. press power button lightly ,then the bluetooth mold of headset will open automatically 2. use your mobile phone to search the bluetooth connection "BH450B" 3. follow the tips and connect .if connected , you can us