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
Specifications Mini Wireless Bluetooth Headset for iPhone Description:
Brand Name: AEC Model Number: B-602 Style: Neckband Communication: Wireless Connectors: 3.5mm Use: Mobile Phone Function: Bluetooth,Noise Cancelling,Microphone Place of Origin: Guangdong China (Mainland) Transmit Range: Within 10m Charing time: 1-2 hours Charge power: Input 110/220V 50/60 Hz 150mA Standby time: 200 hours Continuous playing time: 5-6 hours Packaging & Delivery Packaging Detail: Colorful Box, Blister and Card, OEM Package Delivery Detail: 10 working days for MOQ pcs Specifications Bluetooth Headset 1.OEM ODM Produce 2.CE ROHS FCC 3.Stereo Headphone 4.Factory Produce Sport Bluetooth Headset (B-602) 1. Soft and scratch-less material2. Fashionable and sport design,valued type leads wireless life style of Bluetooth Technology.3. Wireless enjoy stereo music 4. Support phone voice dialing function.compatibility with bluetooth headphone,MP3/MP4,dial and answer phone.5. Bluetooth version: V 3.06: Automatic Switch between calls and music.Can receive and reject incoming call
Brand Name: OEM Model Number: PRO-BH002 Style: Headband Communication: Wireless Connectors: USB Use: Mobile Phone Function: Bluetooth Place of Origin: Guangdong China (Mainland) Color: Red/green/black Packaging & Delivery Packaging Detail: Blister packed Delivery Detail: 3 working days after receive full payment Specifications New Sport Bluetooth headset 1)Bluetooth V2.1 2)Talk Time: Up to 4 hrs 3)Support iphone and smart phone music fundtion High quality Sport Bluetooth headset, Bluetooth V2.1 Specifications:1.sport bluetooth headset 2.wireless 3.used for mobile phone,PC 4,support music and phone function for iphone and all smart phone. Product Description:100% Brand NewWeight: 118gOperating frequency range:2.402GHz~2.480GHzBluetooth V2.1 compliantRange of Wireless C
Brand Name: OEM Model Number: V1 Style: Ear Hook Communication: Wireless Connectors: USB Use: Support MP3/4 PLAYER,MOBILE.GPS Function: Bluetooth Place of Origin: Guangdong China (Mainland) category: bluetooth headphone Warranty: one year Packaging & Delivery Packaging Detail: gift box Delivery Detail: 5-7workdays after confimed the order Specifications bluetooth headphone 1.standby:240 hours 2.CE ,ROHS passed 3.1 year warranty Cheap bluetooth headphone Features: 1. Working speed above 120km and above2.Automatic and safe receiving of mobile phone calls3.Master control bluetooth BC5 program4.Advanced A2DP & EDR bluetooth function available5. Strong stereo music/audio avaible (mobile phone/MP3/GPS with A2DP for transmission )6. DSP noise reduction function7.Inbuilt polymer lithium battery with capacity up to 300mA8.Standby 240 h9.Continuous call or music playing above 8h10.Charging time around 3h11. National Level 5 waterproof standard Picture
Brand Name: XuFeng Model Number: XF.EP-120004 Style: Ear Hook Communication: Wireless Use: Mobile Phone Function: Bluetooth,Noise Cancelling Place of Origin: Guangdong China (Mainland) product name: Good Quality Mini Portable Bluetooth Earphone for Mobile Phone color: colorful battery: Built-in Rechargeable battery accessoires: Bluetooth Headset, Earhook, Cable Charge, User Manual certificates: CE. FCC. ROHS Packaging & Delivery Packaging Detail: Gift box /1 pcs Delivery Detail: 3-7 days after receive payment, depend on quantity order Specifications Mini Portable Bluetooth headphone samll, fashionable, and carrying and keeping convenience Certificates:CE. FCC.ROHS Good Quality Mini Portable Bluetooth Earphone for Mobile Phone Built-in Rechargeable batteryCreative Wireless Mini Portable Bluetooth earphoneSmall, fashionable, and carrying and keeping convenience *Dual pairing supported*Bluetooth version 2.1+EDR, Class II*Bluetooth Profiles: H
Specifications Bluetooth headphone:Elegant, stylish, functional, comfortable, discrete, miniature, and super lightweight. 1) Bluetooth headphone.2) Elegant, stylish, functional, comfortable, discrete, miniature, and super lightweight.3) Wear it with or without the flexible earhook; wear it for a long period, or wear it with the included lanyard for convenience.4) Total mobility!5) Superior, cutting-edge sound quality!6) High performance Lithium battery, long talk & standby time.7) Automatically searchable, the latest Bluetooth technology.8) BQB certified. 9) Operaing distance:up to 10 meters. 10) Pack:plastic case.
Brand Name: Hysun Model Number: H1 Style: Headband Communication: Wireless Connectors: V2.1 Use: Portable Media Player Function: Bluetooth,Noise Cancelling Place of Origin: Guangdong China (Mainland) Version: V2.1 Bluetooth range: 10M Talking time: Up to 10hours Standby time: Up to 50hours Charging time: 2.5hours Carrier frequency: 80Hz-20KHz Material: ABS+PVC Color: Black, white OEM service: Yes Packaging & Delivery Packaging Detail: PP polybag or according to customer's requirement Delivery Detail: 25-30 days after 30% TT received Specifications Best quality bluetooth headphone supplier, stereo bluetooth headset 1.Bluetooth V2.1+EDR 2.Top quality 3.Slim design 4.OEM Best quality bluetooth headphone supplier, stereo bluetooth headset Model No.: H1 Features: DescriptionBluetooth stereo headphoneDesign*Super Simple and fashionable appearance
Specifications 1,Bluetooth headset bluetooth handsfree W28 2,In stock with competitive price 3,with safe packing,tested Features: Bluetooth headset,bluetooth handsfree model:W28Bluetooth v2.1+ EDR compatibilityConnecting people with BluetoothCompact & light weight,minimum battery consupptionLastest ergonomic design for style & comfortHigh fidelity digital microphone with noise cancelling technologyWorld wide design patent pendingCompatiable with almost the Bluetooth phonesSupports bluetooth headset and handsfree profilesCrystal clear stereo communicationSpeaker volume gian controlSpecifications:Supporting edition:2.1Frequency range:2.4GHz-2.48zTransmission power:Class2Trasmisssion distance:10MEnvironment Temperature:Working:-20oC-60oC &n
Specifications Bluetooth Headset for all Mobile Phone/ Computer (White) 1.High quality,Assorted colors 2.Factory Price 3.Fast Delivery Bluetooth Headset for all Mobile Phone/ Computer (White) 1) Bluetooth head set lets you listen to music or take phone calls wirelessly. 2) High-quality speakers deliver crisp,rich sound. 3) Accept incoming calls or toggle vetween tracks with the touch of a button. 4) Lightweight,comfortable design for all-day listening. 5) Compatible with bluetooth enabled devices,such as most computers,cellphones,iPhone 3GS/4,iPad,iPod,and other MP3/MP4 players Earphone Specifications:Function for iPhone 4 & 4S, iPhone 3GS/3G, iPhone, iPod, MP3 fashion, precision, nice item.environmental, eco-friendly.CertificateROHS, SGS, CE.PackageBlister Packing or following customers request.Priceprovide the most competitive factory prices.Delivery timeapprox 7-10 days after sample approval.transportationSmall quantity: DHL/Fedex/UPS/TNT... Expres
Brand Name: WESENT Model Number: WST-E68 Style: Ear Hook Communication: Wireless Connectors: 3.5mm Use: Mobile Phone Function: Bluetooth,Noise Cancelling Place of Origin: Guangdong China (Mainland) Bluetooth: bulit-in bluetooth v2.0 MP3 player: play MP3 from memory card service: OEM, ODM battery: rechargeable Li-ion battery sound: super bass and stereo price: factory price, competitve price color: red, black, white, yellow,green advantage: factory price, stable high quality package: polybag/color box/gift box Packaging & Delivery Packaging Detail: 1 PC/gift box CTN size: 60*46*55cm 60 PCS/Ctn. N.W.: 14 kgs G.W.: 15 kgs 20ft container: 11100 PCS Delivery Detail: 7-25 days Specifications 1 bluetooth headphone for Mobile phone 2 bulit-in MP3 layer 3 Bluetooth v2.0 4 cheap price 5 support OEM and ODM service Use Main function 1.wireless bluetooth headset2.wireless MP3 player headset4.Mobile phone call recorder5.hands free phone call7.stereo bass sound listening music8. wi
Specifications in-ear bluetooth earphone Automatically switch between music and call Long standby time Muti-point connection OEM 2013 new product Bluetooh single earphone Specifications Model No. of Bluetooth Earphone Q900 Chip 6145 chip Supporting EditionBluetooth version: V4.0+EDR Frequency Range2.4GHz Bluetooth VersionV4.0 Other Compatible Versions V1.1, V1.0, V1.2 V2.0 Scope of Work 10 Mi Neipei Transmission Power of Bluetooth Earphone Class 2Transmission Distance About 10MSupport mode A2DP, Headset, Headfree Supported ModeBluetooth-enabled mobile phone, Tablet PC, laptop Talk / music playback time about 4 hours Wearing styleEar Hood Standby time of Bluetooth Earphone about 120 hours Unique functionsVoice calls broadcast, battery indicator, double-grain noise reduction Environment Temp.Working-20 °c - 60°cCharging0 °c - 45°c Storage-20 °c - 60°cBatte
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
Brand Name: OEM Model Number: SE-668 Style: Ear Hook Communication: Wireless Connectors: 3.5mm Use: Mobile Phone Function: Bluetooth Place of Origin: Guangdong China (Mainland) Signal Frequency: 2.4-2.48GHz Battery: 80mAh Li-Polymer Battery Talk time: 2.5 hrs Standby time: 45hrs Packaging & Delivery Packaging Detail: gift box Delivery Detail: 20 days Specifications stereo bluetooth, best bluetooth headphones, wireless earbuds Bluetooth version 2.1+EDR CE,ROHS Bluetooth version 2.1+EDR Mini sdesign,smallst zise CE,ROHS,FCC Bluetooth standard: V2.0 Signal Frequency: 2.4-2.48GHz Transmission power: Class2 Measurement: 41*16*23mm Weight: 7.12g Function: Headet/Handfree profile Working range: 10M Talk time: 2.5 hrs Standby time: 45hrs Charging time: Less than 2 hrs Battery: 80mAh Li-Polymer Battery Charger&
Brand Name: Kingartor Model Number: KA-M1120 Style: Headband Communication: Wireless Connectors: 3.5mm Use: Mobile Phone Function: Bluetooth,Waterproof,Noise Cancelling,Microphone Place of Origin: Guangdong China (Mainland) Color: Optional Speaker: 40mm Frequency Range: 20H--20KHZ Maximum Power Input: 60mw Rated Power: 20mw Impedance: 320hm Microphone Uni: 6x 5mm/-58db+3db Plugging: 3.5mm Stereo Packaging & Delivery Packaging Detail: window box, blister,or customer packing is avaliable Delivery Detail: 1--20days after we got the deposit Specifications Fashionable stereo Bluetooth headphones 1. factory price 2. warranty: 1year 3. OEM welcomed Fashionable stereo Bluetooth headphones Bluetooth TF card,Touch with FM radio &n
Specifications Bluetooth Headphone 1.bulit-in microphone 2.Overstuffed leather 3.Adjustable ,folding design 4.Active noise cancellation Features:Hands-free Stereo Sound, compatible with iphone,ipod, android, MP3 audio players, tablets, computers and other bluetooth enabled devices.Built-in MicrophoneRechargable Battery, Usage time:up to 10-11 hours (fully charged), Approximately 3 hours charge timeAdjustable ,folding head band2X 2 speakers USB charging cable includedBluetooth Version: 2.0Bluetooth Profile: a2dp, avrcp,hsp,,hfpEffective range of 32 feets (10M).USB charging cable included Aux in function Item No.:FWBT-08-OrangeDescription:BLUETOOTH HEADPHONEColor:Black ,White, Orange, GreenUnit Weight:2.8KGSUnit Size:190(H)x180(W)x32mm(D)Solution & pick up: Certification:According to customer's requirementValid Period:one monthMinimum Quantity:900pcsPayment term:30% deposit and T/T balance before shipmentLeadtime:60days for 1st order, 45days for repeat orders.Exclusive Mark
Specifications 1.Phone book transfer from your phone via bluetooth. 2.Bluetooth wireless stereo headsets design combine with fashion elements Product description:Phone book can be transferred from mobile phone to headset one linked up.Bluetooth wireless stereo headsets design combine with fashion elements and latest wireless skills; Mini size, sophisticated design are totally meet the request of fashion life style nowadays. Bluetooth headsets with A2DP could help you to enjoy stereo music with wireless function. This product can work with Bluetooth dongle for mobile phone, mp3, PC devices to listen music.You can switch over between music and pick up phone freely. When you are listening to the music, you can pick up phone or dial phone by using Bluetooth wireless stereo headsets. Once you hang up the phone, music will play again in several seconds.Besides these functions, you can use the headsets link with PC and chat with others via internet, eg, Skype, MSN or Yahoo (attention:
Specifications 1. stereo Bluetooth headphones with Line in function 2. factory sell directly 3. with MIC, line-in Color black,white,red,silver Speaker 1.5inch 4Ω Bluetoothsupport Line insupport Colorful,fashion,stereo Bluetooth headphones with Line in function SpecificationBluetooth Headphone with Line-in function.1. V2.1 Bluetooth Function Stereo good sound, Distance: 10m2. Line-in Function,with Mic3. Built in Lithium battery 500MAH, 4. Charge time: 2hs, play time: 6hs.5. Output power: RMS 0.5W(0.25W*2) THD=10%6. Frequency Response: 150-18KHz7. Loud Speaker 1.5inch 4Ω8. Color: black,red,white,light blue9. Packing: 60pcs/ctn, Carton size: 66*36.5*35cm. N.W/G.W: 13.5kgs/14.7kgs
Specifications WH-188 Bluetooth Headphone Retro Headset Wireless Earpiece Specification: MP3 headphone with integrated FM radio &nb
Brand Name: OEM Model Number: HDP-155 Style: Headband Communication: Wired Connectors: 3.5mm Use: Computer Function: Bluetooth,Noise Cancelling Place of Origin: Guangdong China (Mainland) Color: Red,Green,Purple,Yellow,Blue,Orange,Pink Item: bluetooth headphone OEM: Accpet Package: Blister packing Gift box Polybag Sample: free Packaging & Delivery Packaging Detail: Blister packing Gift box Polybag Delivery Detail: 5-22 days Specifications fashion bluetooth headphone 1. Cool design deep bass headset 2. Enriched sound and reliable quality 3. Competitive price 2013 Fashionable Wireless Bluetooth Headphone Specification : Bluetooth version: Bluetooth V3.0+EDRSupports: HSP, HFP, A2DP and AVRCPKey: Volume up/down, Song last/next, MFB pair/pick/hang/recallEffective range: 10 metersWorking time: Music: Up to 10 hoursTalk: Up
Specifications PURE AND PERFECT SOUND Seamless switching between music and calls. Quick Details,Great sound with control. Bluetooth MODEL: BH-02A Bluetooth headphoneBluetooth headset lets you listen to music or take phone calls wirelesslyHigh-quality speakers deliver crisp, rich soundAuto switch to incoming calls when playing musicLightweight, comfortable design for all-day listeningCompatible with Bluetooth enabled devices, such as most computers, mobile phones, Apple's iPhone 3GS/4, iPas,Apple's iPod, and MP3/MP4 playersSpecification: Bluetooth 2.1 + EDR compatibleSupport HSP/HFP/A2DP/AVRCP profileFrequency: 2.4GHz ISM bandTwo way stereo with microphoneVolume up/down, previous/next song controlBuilt-in 370mAh rechargeable batteryRecharge via one available USB portLow power consumption as 25mABuilt-in 360 degree Omni direction microphonePlaying time up to 10 hoursPhone talking time up to 11 hrsStandby mode up to 250 hrs
Specifications 1.stereo headset 2.time of endurance:about 4hours 3.stand-by time:about 120hours Product features : 1.Bluetooth headset specification:V3.0+EDR 2.Bluetooth version: V3.0,compatible V1.1,V1.0,V1.2,V2.0 3.Support model: A2DP,Headset,Handfree 4.Data of battery: High performance lithium polymer battery 5.Transmission frequency:2.4GHZ 6.stereo headset7.time of endurance:about 4hours8.stand-by time:about 120hours 9.range of application:mobile phone with support bluetooth function,table pc,notebook would you like to know more about Bluetooth headset for other consumer electronics ,we will provide more for you, welcome to consult us....
Specifications 1. wireless bluetooth headsets bh503 for mobile phones 2. high quality and best prices 3. one year warranty Stereo NK bh503 bluetooth headset Description:wireless bluetooth headsets bh503 for mobile phones - for excellent audio quality, great wearability and laid-back design, lets you lose yourself in the music knowing you won't miss a call.With a Bluetooth Stereo Headset BH-503 you can:Enjoy high-quality stereo sound streamed from your compatible phoneStay comfortably in style with over the ear design and an easygoing neckbandControl the music player and manage your calls with the media keysSave time with fast charging Features:Weight: 70gDimensions: 150x75x155mmTalk Time: up to 11hMusic Time: up to 11hStandby Time: up to 210hInterfaces: Bluetooth 2.0 with EDRAdvanced Audio Distribution ProfileAudio Video Remote Control ProfileOperating Range: up to 10m
Brand Name: Ray lion Model Number: 210 Style: In-Ear Communication: Wireless Connectors: 3.5mm Use: Portable Media Player Function: Bluetooth,Noise Cancelling Place of Origin: Guangdong China (Mainland) weight: 10g Packaging & Delivery Packaging Detail: 100pcs/CTN Delivery Detail: 3-5 working days after confirm payment Specifications stereo Bluetooth headphone for mobile phone 1)wireless stereo 2)Bluetooth range: 10meters 3)OEM Chip & Version: ISSC (v.2.1 + EDR)Profile:HSP & HFPFrequency range: 2.4GHz-2.48GHz* Transmission distance: Up to 10M (33ft)Operating voltage: 3.6VOperating current: ≤35mAStandby current: ≤2mACharging time: 2 to 3 hours* Talking time: Up to 8 hours* Standby time: Up to 200 hours Festures:Microphone Earphone:1.Great sound quality and bass response2.Hands-free headset for Compatible with iphone and ipod3.Cord mounted ON/OFF button which lets you take calls and hang up easily4.Standard 3.5mm earphone plug fits all MP3 players with 3.5mm jac
Model Number: SEA3GEA002 Style: Headband Use: Mobile Phone Function: Bluetooth Place of Origin: Guangdong China (Mainland) Usage: Mobile Phone Specifications good quality bluetooth headset
Specifications waterproof bluetooth headphones 1.Product size: 41*18*11MM 2.Packing:53*47*35CM/100pcs 3.15kg/16kg/100pcs 4.Color box waterproof bluetooth headphonesSpecifications:1. Standards: Bluetooth specification V2.0/V2.1+EDR2. Radio Frequency Range: 2402-2480MH3. Transmission Power: Bluetooth Power class 24. Distance: 10m in open space5. Button/Switch: Multi-Function Button, Volume Up/Down6. Certification: BQB, CE, FCC, ROHS7. Packing: Neutral packing Main Function:1. Listen to music from your MP3&Cellphone&PC2. On-line chat through BT wireless transmitter3. Faster connecting, clear sound, anti-interference4. Redial the last call, Reject call. Volume adjustable5. Style clip-on stable to wear.6. Support A2DP, AVRCP, Bluetooth headset, hands free profile. Newest and elegant design OEM service availableComfortable & hot sale productsBest quality with reliable warrantyGood for promotion
Brand Name: OEM Model Number: WBH9 Style: Headband Communication: Wireless,wireless Connectors: USB Use: Mobile Phone Function: Bluetooth,Waterproof,Noise Cancelling,Microphone Place of Origin: Guangdong China (Mainland) Products Name: IPX8 real waterproof bluetooth headphone for swim use Delivery Port: Shenzhen/Hongkong Bluetooth Chipset: CSR Standby Time: Up to 120hours Talking Time: Up to 10hours Color: White, Red, Yellow, Pink, Blue Charger Power: 110-240, 5V Waterproof Rate: IPX8 Type: IPX8 real waterproof bluetooth headphone for swim use Packaging & Delivery Packaging Detail: blister with inside cardboard Delivery Detail: Within 1-7 working days Specifications IPX8 real waterproof bluetooth headphone for swim use 1. Waterproof rate:IPX8 2. CSR chipset 3.Stereo Bluetooth headphone IPX8 real waterproof bluetooth headphone for swim use Specifications: Product Name: IPX8
Brand Name: OEM Model Number: FM-BT03 Style: In-Ear Communication: Wireless Connectors: Other Use: Mobile Phone Function: Bluetooth Place of Origin: China (Mainland) Packaging & Delivery Packaging Detail: Blister Package Delivery Detail: 2 weeks Specifications Bluetooth Headset 1.Noice & Echo cancellation 2.8 Hours Talking Time 3.10 Meter distance 4.180 Hours Stand By Time Bluetooth Headset FM-BT03Noice & Echo cancellation, 8 Hours Talking Time, 10 Meter distance, 180 Hours Stand By Time Bluetooth specification: V2.0 versionBand: ISM 2.402-2.480GHz) RF output power: -6 ~ +4 dBm RF sensitivity:>-75dBm Effective distance: 10 MTalk time: 480 minutes Standby time: 180 hours Battery: Rechargeable lithium batteries Power Transmission: SBCMax200kbps, 48.000kHz, 16bit Quality specifications: mono Temperature range: -10 to 45 degrees Celsius Audio output: (RL = 32ohm) 2.5mW Audio range: 20 Hz ~ 22kHz Charging time: (2 ± 0.5) hours Configuration: Bluetooth head
Specifications Stereo bluetooth headphone 1,Good design 2,Perfect sounds 3,Quite beautiful Stereo bluetooth headphone NameStereo bluetooth headphone MaterialABSColorBlack,green,red,white and more. DesignBluetooth headset designApplicationFor mobile ,PC,Tablet HD, Feature1. Answer calls,play/pause music directly from your headset, joy in HD stereo tone quality;also may use the stochactically present free cable to conect the auto device without bluetooth function. 2. Foldable design is so easy to carry. 3. Advancement of metallic which is superior to plastic style makes powful tone quality. 4. Adopting NdfeB to make bass, high pitch, stereo and dynamic sound,more excellent and natural. You can feel confortable even in several hours,benifit form the adjustable head band&super soft ear pad 5. Complete operation,you can put the cellphone in the po
Specifications 1.Play music from bluetooth devices 2.Stereo 3.Portable external design with good quality 4.logo printing is available. Cool wireless Bluetooth headphone Bluetooth Version: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 use it nowAccessoriesone 3.5mm standard audio cable , one USB charege cab