Brand Name: OEM Model Number: S603 Style: Headband Communication: Wireless Connectors: 3.5mm Use: Mobile Phone Function: Bluetooth,Noise Cancelling,Microphone Place of Origin: Guangdong China (Mainland) bluetooth version: V2.1 +EDR Talking time: up to 8 hours Packaging & Delivery Packaging Detail: Gift box Delivery Detail: 3 days Specifications Wireless bluetooth headphone suits all smartphones, tablet, mp3/4 player Factory price with good quality Wireless bluetooth headphone for mp3/4 and smart phones such as Blackberry,Nokia,Sumsung,HTC,iPhone,Tablet pc,computer etc. High quality .Excellent Sound Quality.Well design and easy to use.Stable neckband means versatility for use conditions.Seamless switching between music and calls.Great sound with control.The headset supports Bluetooth v2.1 + EDR with handsfree, Headset, A2DP (Stereo Music) and AVRCP (Audio Video Remote Control) profiles.Frequency Response is 22-18000 Hz and Total Harmonic Distortion is less than 0.5%.Operating dist
Brand Name: OEM Model Number: HBT07 Style: Headband Communication: Wireless Connectors: 3.5mm Use: DJ,studio/DJ Function: Bluetooth,Noise Cancelling,Microphone Place of Origin: Guangdong China (Mainland) Quality: stereo hi-fi output Interface: 3.5mm with microphone Feeling: soft to wear Color: various power: Built-in 350am lithium batter card: Built-in TF card slot radio: FM radio Certificate: CE.FCC.ROHS.6P feature: bluetooth wireless Packaging & Delivery Packaging Detail: Plastic box/piece 60 pieces / Carton Delivery Detail: about 30 days Specifications Colorful bluetooth headphone Wireless headphone Studio headphones DJ headphones CE/FCC/RoHS/6P Colorful bluetooth headphone,wireless headphone and studio headphones Features with FM radio Built-in TF card slot. Built-in 350am lithium battery, connect USB cable to charge. 1.Stereo studio bluetooth headphone2.Can connect with mp3, mobilephones and computers, etc3.Soft leather headband and earpuff, comforta
Specifications 1) v4.0 bluetooth stereo headphone 2) V3.0 + EDR class2 3) Distance: 15M 4) BQB approval 5) OEM available v4.0 bluetooth stereo headphone bluetooth headphone with microphone (LB300) smallest bluetooth headset stereo bluetooth headphone with microphone (LB300) bluetooth headset cheap with microphone music enjoy and online chatting(LB300) bluetooth headset cheap Hand-free wireless bluetooth headphone/headset for Mobile phone(LB300) Hand-free wireless bluetootheadphone/headset for Mobile phone(LB300) Features: 1) Bluetooth headset with microphone 2) Enjoy stereo music wirelessly 3) Chat on,MSN, Skype, QQ wireless 4) Distance: 10~15 meters 5) Built-in rechargeable Li-ion battery ( 200mAh) 6) Working time: 6 hou
Style: Neckband Use: Mobile Phone Function: Bluetooth Place of Origin: Guangdong China (Mainland) Usage: Mobile Phone Specifications BlueTooth headset BlueTooth headseti-mate: JAM, JAMin, JASJAR, K-JAM, PDA2, PDA2K, SP3, SP3i, SP5, SP5m LG: F2400, P7200, S5200, U8210, U8290, U8360, U8380, U880 Motorola: A1000, A780, A830, A835, A925, C390, E1000, E1070, E398, E550, E770v, L6, Main Features:Kit includes Headset, Travel Adapter, User Manual Sleek, behind-the-head style Compact 1.3 cm speakers help provide comfort and a snug fit in the ear Works with all compatible Bluetooth-enabled phones Stream music from a compatible Bluetooth-enabled stereo music phone or from a compatible Bluetooth-enabled MP3 player Long play time C up to six hours of play from a single charge Music mutes or pauses when calls come in and resumes once the call has ended Control music and calls from the headphones Water and sweat resistant Supports Bluetooth Advanced Audio Distribution (A2DP)
Brand Name: OEM Model Number: headset Style: Headband Communication: Wireless Connectors: 3.5mm Use: Portable Media Player Function: Bluetooth,Waterproof,Noise Cancelling Place of Origin: Guangdong China (Mainland) Packaging & Delivery Packaging Detail: anti-static bag,paper box,polybag. Delivery Detail: within 48 hours after received payment Specifications 1. Headphone with Leather earpad, more comfortable 2. Music heaphone with High-Fidelity, 3. Headset with Foldable design Best sale top quality most popular brand name bluetooth headset Key specifications:Bluetooth specification: V2.1+EDRBluetooth profiles: HSP, HFP, A2DP and AVRCPOperating distance: 10 meters Class IIRechargeable 430 mAH Li-polymer batteryTalk time: Up to 16 hoursMusic playing time: Up to 14 hoursCharging time: About 3 hours Special features:Folding and retractable design, easy to take with you.Enjoy stereo music wirelessly from Bluetooth A2DP d
Specifications cheap mini bluetooth headphone Conversation time: 360 minutes The factory price, delivery on time warranty:2 years warranty cheap mini bluetooth headphone The main parametersProducts: headphonesWear mode: ears hungFunction purpose: bluetooth headset Function parametersBluetooth specification: bluetooth 3.0 versionSupport agreement: A2DP, AVRCP, Handsfree, HeadsetTransmission range: 10 metersTransmission frequency: 2.4 GHzSuitable model: all kinds of mainstream mobile phone modelsCharging time: 2 hoursConversation time: 360 minutesStandby time: 192 hoursTransmission power: class 2 Other parametersAppearance design: black, white, redOther features: at the same time connect two bluetooth devices, automatic speech broadcast; The battery power and connection state tip; Digital signal processing (DSP), support clear call, strengthen the speech at the same time but not distortion; Voice transmission noise reduction function; Automatic volume control function; W
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: baoyi Model Number: BY-011S Style: Headband Communication: Wireless Use: Portable Media Player Function: Bluetooth Place of Origin: Guangdong China (Mainland) color: black Specifications 1. Noise Reduction Stereo Headphone, 2. Professional Hi-Fi Stereo Headphone, 3. Premium design Headphone 4.low MOQ ptional color: black, whiteMixer MP3 / FM functionHigh-fidelity stereo speakers, with heavy bassPieces to support 64 MB memory function - 32 gb TF cardPieces with PC and TV FM transmitterHeadphones built-in high capacity lithium batteries, transmitter built-in lithium battery, chargingComputer headset, wireless distance up to 30 m, a receiver can connect multiple headphones
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
Brand Name: MJ Music/Headphone bluetooth Model Number: MJ-368 Style: Headband Communication: Wireless Connectors: 3.5mm Use: Portable Media Player Function: Bluetooth,Microphone Place of Origin: Guangdong China (Mainland) category: headphone bluetooth microphone: built-in microphone Selling Point: Headphones Bluetooth Wireless DJ TF card: Support 16GB TF Play With FM Radio Function: To Support Campus Radio comfortability: Comfortable wearing for long time 8 Sounds Available: To Cater Different Music Demand OLED Display Screen: To Enjoy Dynamic & Stereo Music battery: Built-in battery Full of power: Be Using 8 Hours Packaging & Delivery Packaging Detail: 61.5x43.5x35.5cm 60 pcs / ctn G.W: 14 KGS N.W: 12.9 KGS Delivery Detail: within 2 days if the headphones are in stock Specifications 2013 latest headphone bluetooth with mp3 Fm radio 1.fashion design 2.support IF/micro SD card 3.OLED display 4.Factory CE 2013 latest headphone bluetooth with mp3 Fm radio : Main features:1, Bluetooth
Brand Name: OEM&GO-ON Model Number: GB-100 Style: Headband Communication: Wireless Connectors: 3.5mm Use: mobile,tablets, Function: Bluetooth,Noise Cancelling,Microphone Place of Origin: Guangdong China (Mainland) Technology: Bluetooth V2.1+EDR Color: Black Effective range: Up to 15 meters(360°) Signal-to-noise ratio: 90dBr@1KHz Mode: Stereo Frequency response: 20Hz~20KHz Charging time: 2 hours Charge Voltage: 5V Operating time: More than 15 hours Power supply: Rechargeable Lithium-Polymer battery(500mAh) Packaging & Delivery Packaging Detail: Blacking carrying case + color box 1pc per color box,20pcs per carton box Delivery Detail: 30 days after order comfirmed Specifications Crystal sound bluetooth headset 1,Foldable design 2,Lithium-polymer battery 3,Built-in buttons 4,CE FCC RoHs certificate Crystal sound stereo wireless Bluetooth headphone with big earcup design The GB-100 is Bluetooth stereo headsets with rechargeable lithium-polymer battery. Built-in
Brand Name: Fordex Group Model Number: FG-00088711 Style: In-Ear Communication: Wireless Connectors: 3.5mm Use: Computer Function: Bluetooth Place of Origin: Guangdong China (Mainland) Type: Earphones Design: Sporty Packaging Items per Carton: 10 Pieces/Carton Package Measurements: 25X30X15 cm Gross Weight: 3.0 kg Gross Weight per Unit: 0.3 kg Package Size per Unit: 25X15X3 cm Package Type: Package Type: carton
Specifications 1.Mini Bluetooth Headphone 2.Pink 3.Bluetooth V2.1 4.Talk time: 5 hours ProductMini Pink Wireless Bluetooth HeadphoneProduct Highlight1. The mini Bluetooth headphone supports Headset Profile and Handfree Profile.2. Last number redial, call rejection and adjust volume, etc.3. Through the use of Bluetooth wireless transmitter, the Bluetooth headphone makes online chat reality.4. Cell phone loss protection, call note.5. With stylish design, the mini Bluetooth headphone functions as an ornament.6. Application: The mini Bluetooth headphone, a type of wireless products, offers compatibility with all famous branded Bluetooth cell phone and is used as a handsfree. Coupled with a Bluetooth dongle, it makes online voice chat a areality.Specifications1. Bluetooth version: Bluetooth V2.1, compatible with V2.0 and V1.22. Chip: CSR BC63. Transmission distance: 10M(Class 2)4. Frequency:2.4GHz5. Stanby time: 90 hours6. Talk time: 5 hours7. Charge hour: less than 2 hours8. Power supply:
Model Number: 75-07314-039 Style: In-Ear Communication: Wireless Use: Portable Media Player Function: Bluetooth Place of Origin: Guangdong China (Mainland) Color: black Talk time: 5 hours Standby time: 90 hours Transmission distance: 10M Specifications 1.Mini Cool Bluetooth Headphone 2.Black 3.Bluetooth V2.1 4.Talk time: 5 hours ProductMini Cool Wireless Bluetooth HeadphoneProduct Highlight1. The mini Bluetooth headphone supports Headset Profile and Handfree Profile.2. Last number redial, call rejection and adjust volume, etc.3. Through the use of Bluetooth wireless transmitter, the Bluetooth headphone makes online chat reality.4. Cell phone loss protection, call note.5. With stylish design, the mini Bluetooth headphone functions as an ornament.6. Application: The mini Bluetooth headphone, a type of wireless products, offers compatibility with all famous branded Bluetooth cell phone and is used as a handsfree. Coupled with a Bluetooth dongle, it makes online voice chat a areality.Spec
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 High quality Sport Bluetooth headset, Bluetooth V2.1 Specifications:1.sport bluetooth headset 2.wireless 3.used for mobile phone,PC Product Description:100% Brand NewWeight: 118gOperating frequency range:2.402GHz~2.480GHzBluetooth V2.1 compliantRange of Wireless Connection: 10 metersTransmitting Power:Glass2Supports headset & handsfree profilesHeadphone with built-in chargeable 150mAH lithium batteryTalk Time: Up to 4 hoursStand-by time:200 hoursPerfect fusion of practicability and fashionMost fashionable Euramerican design with foldable eyeglass providing infinite fun of wireless hearing Stereo compression ratio
Brand Name: ESORUN Model Number: OA04 Style: Headband Communication: Wireless Connectors: USB Use: Portable Media Player Function: Bluetooth Place of Origin: Guangdong China (Mainland) Ver.: Bluetooth V3.0+EDR Bluetooth Profiles: HSP,HFP,A2DPK,AVRCP Effective Range: 10Meters Music Time: 10Hours Talk Time: 11Hours Standby Time: Up to 250Hours Input: DC:5V/180mAh Charge Time: 3Hour Dimensions: 14.5*10*6cm Packaging & Delivery Packaging Detail: GIFT BOX Delivery Detail: 7-15DAYS Specifications Stereo bluetooth headset 1.Frequency:2.4GHz ISM band 2.Built-in 360 degree Omni direction microphone 3.OEM & ODM High quality Bluetooth 2ch Stereo Audio Headset stereo bluetooth headset SpecificationsBluetooth versionVER3.0+EDRBluetooth transmission distance33 FT/10M metersSupport ProfileHSP,HFP,A2DPK,AVRCPFrequency Response20 to 20kHzSignal noise ratio≥85d BSpeaker impedance4 ΩRechargeable battery5V/180mAhChargeUSB portCharging time /Playing timeabout 2 hours
Model Number: A4015R Style: Ear Hook Communication: Wireless Use: Mobile Phone Function: Bluetooth Place of Origin: China (Mainland) Talking time: Up to 7 hours Packaging & Delivery Packaging Detail: standard or special package Delivery Detail: 1-5 business days after received confirmed order Specifications 1: Chic design/Human technology/Noise free. 2: Two wearing styles: lanyard or clothing clip. 3.Music play,volume control. Welcome to eShow Alibaba Golden Supplier! &nbs
Specifications fashionable and simple design foldable design,easy to take away. Bluetooth Chip: CSR 2.1Bluetooth Profile: A2DP,AVRCPOperation Distance: up to 10 MRechargeable lithium ion battery: 3.7V 180mAhPlayback time: 7-8 HoursCharging time: 2-3 HoursFrequency Response: 50HZ-20KHZS/N Ratio: >=95dBInput Sensitivity: 600mv RMSDistortion: <=1.0% Battery Capacity 180mAhBattery Voltage 3.7VUSB input Voltage 5VPlayback time 8 hours Compatibility Including: -Apple IOS 4.0 version above(iPhone 5 & 4S & 4 & 3GS)(New iPad & iPad2 &iPad)(iPod Touch 4 ) -Nokia Symbian S60 (V3.0, 3.1 or 3.2) OS -Windows Mobile (6.0 and later) OS Current we use Gift color box. Pls email us for details and packing liOrder Qty over 3,000 pcs. We can customize your packaging.Pls contact us to set the details Our R&D team can meet your specific function requests of the products. So pls let us know your ideasWe also like to introduce our ne
Specifications 1. stereo headphone with bluetooth 2. bluetooth headphone with mp3 player 3. support 16GB TF card 4. sport style,easy to wear 2013 Hot Selling Sport Stereo Bluetooth Headphone with Microphone & FM Radio Specifications: 1. stereo earphone with bluetooth2. bluetooth earphone with mp3 player3. support 16GB TF card4. sport style, easy to wear MP3 + volume control.Bluetooth master keys.Key functionsoperatingsound state of the instructionsAccording to three seconds longer boot pairing blue light. LongBoot length by 2 seconds the blue lights flashLong by 3 seconds off the blue lights outClick to connect a short blue light flash According to the two short weight dial voice promptA&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 wireless sport bluetooth headphones 1)Bluetooth 2.0 compliant,bluetooth headset,Earphones,Headphone AVRCP/A2DP stereo bluetooth headset headphoneNumber:GP0205055Feature:bluetooth stereo headset with microphoneBluetooth 2.0 compliant,bluetooth headset,Earphones,Headphone,AVRCP/A2DP Profile,for mobile phone,pc 1.Standby time:130 hours.2.Talking time:8 hours.3.Operation range:up to 10 meters.4.Battery:li-ion polymer 120 mah.5.Bluetooth 2.0 compliant.6.Frequency range:2.4GHz-2.48GHz.7.Dimension:65*25*22mm.8.Package size:24*14*5cm.9.Product weight:80g. Packing:
Brand Name: bluetooth Model Number: W-purple Style: Headband Communication: Wireless Connectors: 3.5mm Use: portable media player , mobile phone , aviation , computer , DJ Function: Bluetooth,Noise Cancelling Place of Origin: Guangdong China (Mainland) Total Freedom From Wires.: support Bluetooth: support Controls on the ear cup: support noise reduction: support Color: black / white / red / green / blue / purple Packaging & Delivery Packaging Detail: All accessories and box will be packaged with the standardizingbox . Delivery Detail: 1 working days after confirm the payment Specifications 1. HD bluetooth headphone with mic 2. Noise canceling 3. Original quality with all accessoriess 4. 6 colors can be chose Bluetooth stereo headphones : Color : black / white / red / green / blue / purple Here we have all series of these headphones and earphones , please send me email to ask for the catalog ! ! ! &nbs
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.Stereo bluetooth headset 2.Work frequency:2.40GHz-2.48GHz 3.Bluetooth edition:V2.1 Specification:1.Stereo bluetooth headset2.Work frequency:2.40GHz-2.48GHz3.Bluetooth edition:V2.1 4.Transmitting power: Glass25.Supports Headset & Handsfree Profiles6.Distance:10-15 meters7.Built-in chargeable 400mAH lithium battery8.Talking time: 7hours; 10.Stand-by time: 300 hours11.Connectors:3.5mm12.Chat on MSN,SKYPE,QQ in wireless Payment terms:We accept T/T,West Union,Paypal and Escrow. Warranty:We offer 1 year warranty.All our products have passed the strict QC inspection,and we warranty wewill ship out products with good quality package. Note:MOQ is set for different levels of customization based on the real situation and if you have other special requirement for OEM/ODM service,please contact us for more information.We can offer OEM service,print your LOGO on product and do your own design gift box.Welcome to contact us for more details!
Specifications Wireless bluetooth headphones with Mic for laptop/ PC Best service and qulity Small MOQ Wireless bluetooth headphones with Mic for laptop/ PC P-HEADPHONE013
Specifications 1.bluetooth headphones with speakers; 2.foldable&portable design; 3.3 in1 design; 4.PRV/NEXT/Play/Pause/Answer/Stop Calls; Unique Product Features:bluetooth headphones bluetooth headphones bluetooth headphones1. bluetooth headphones with speakers; 2. foldable & portable design; 3. multifunctionality; &nbs
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 1.china bluetooth headset price Version2.1+EDR 2.receive/hang off call ,redail. 3.super heavy bass sound 4.FM radio receiver China mainland produced bluetooth headphone with best price 1)Description1.china bluetooth headset price Version2.1+EDR2.receive/hang off call ,redail.3.super heavy bass sound4.FM radio receiver Speaker (drive units):40mm diameter HiFi Stereo white magnet , clear sound and heavey bass sound effect Frequency response: 20Hz-20,000Hz , Lightweight for maximum comfort . Impedance : 32Ω±2Ω (or can be customized to 300 Ω ) Sensitivity:105dB±5dB Plug :double 3.5mm standard jack ,one for mic and other one for audio Cord Line (Cable line) :detachable 1.0 meter long round cableFetures : comfort Durable urethane leather construction for long wear 2)main functions : Bluetooth 2.1 +EDR , can connect your mobile phone or laptop , listen music from your
Specifications bluetooth earphone: 1.with most bluetooth device 2.perfect for air travel 3.high definition sound 4.A-grade quality We warmly welcome to your OEM orders: www.sechange.com Noise Isolating On-Ear Headset S450 Wireless Bluetooth Headphone : * Wireless Bluetooth On-Ear Headset,A-grade quality * High definition sound in a completely wireless design * Built-in Bluetooth technology,with most luetooth device * 2012 Fashion New Design If you are interested in our headphones,please don't hesitate to contact us for business negotiation!!! We look forward to your inquiry!!!
Brand Name: MINDSONIC Model Number: BTSHS-100 Style: Headband Communication: Wireless Connectors: USB & 3.5mm Use: Mobile Phone Function: Bluetooth Place of Origin: Zhejiang China (Mainland) color: black & white certificate: CE,ROHS Packaging & Delivery Packaging Detail: color box Delivery Detail: 30days Specifications Bluetooth Headphone Bluetooth 2.1+ EDR With built-in microphone Rechargeable lithium battery Neckband design Bluetooth Headphone * Pure digital decode system ensures full acoustic fidelity and strong bass voice.* Support multi-format files.* High S/N ratio bluetooth audio frequency without any emitter.* Intelligence power-saving modes and designs/180 hours long standby/lithium battery inside lasts for 8 hours.* Switch conversation with music player modes automaticly/enjoy the entertainment and communication at the same time.* Portable design, 18mm thin, with 6 multi-functional keys.Bluetooth protocol standards: Bluetooth V2.1 + EDRReceiver range: 10m /