Specifications Bluetooth headphone v2.0,comatible with any bluetooth enabled mobile phones. 1) Bluetooth headphone.2) High capacity lion battery,200% longer talk time than normal bluetooth headsets.3) Bluetooth v2.0,compatibale with any bluetooth enabled mobile phones.4) Elegant, stylish, functional, comfortable, discrete, miniature, and super lightweight.5) Wear it with or without the flexible earhook; wear it for a long period, or wear it with the included lanyard for convenience.6) Total mobility!7) Superior, cutting-edge sound quality!8) High performance Lithium battery, long talk & standby time.9) Automatically searchable, the latest Bluetooth technology.10) BQB certified. 11) Operaing distance:up to 10 meters.12) Pack:plastic case.
Brand Name: guideray Model Number: JYT-002 Style: Headband Communication: Wired Connectors: USB Use: Mobile Phone Function: Bluetooth Place of Origin: China (Mainland) ORANGE: BLACK Specifications Stereo Bluetooth Headset for Game: 1.Realized Skype,MSN,QQ wireless network long distance call 2.Pair many Mobile Phone Stereo Bluetooth Headset for Game:1.Realized Skype,MSN,QQ wireless network long distance call 2.Pair many Mobile Phone ).Over-head desgin brings you comfortable,convience and fashion.2).Unique and intelligent function let you will not miss any mobile calls during you enjoy music3).This headset has strong compatibility, can pair for most of bluetooth phones in the market4).Wireless enjoy Hi-Fi stereo CD sound from computer which built-in Bluetooth drivers5).Can be realized Skype,MSN,QQ wireless network long distance call.6).The 3.5mm audio input interface is convinet for connecting with audio equipments.Built-in Li-ion battery Stereo Bluetooth Head
Brand Name: Puller Model Number: PBL-503H Style: Headband,bluetooth headphone Communication: Wireless Connectors: Other Use: Portable Media Player Function: Bluetooth,Noise Cancelling Place of Origin: Guangdong China (Mainland) Standby time: up to 220 hours compatible: PC Windows 2000/XP/Vista/7.0 External microphne: yes Battery: Rechargable Li-ion Polymer Wireless Connection Distance: up to 10 m stereo audio: yes Bluetooth version: 2.0+EDR Frequency response:: 22-18000HZ Accessories.: 1 X USB cable 1 X EU plug . Packaging & Delivery Packaging Detail: color box Delivery Detail: 7-10 working days Specifications 1.wireless bluetotoh V2.0+EDR 2.with micro phone 3.Rechargable Li-ion Polymer battery built-in stereo Bluetooth headphone for mobile phones and bluetooth device Model:PBL-503H 1. USB wireless transmitter,universal compatible to PC Windows 2000/XP/Vista/7.0 2. Easy installation, plug and play, pairing automatically 3. High-quality, uncompressed
Brand Name: Tayogo Model Number: BRS2-MN Style: Ear Hook,stereo triangle Communication: Wireless Connectors: USB Use: Portable Media Player Function: Bluetooth,Noise Cancelling Place of Origin: Guangdong China (Mainland) color: Red/White/Black/Blue/Green type: holder & charger Material: Plastic Packaging & Delivery Packaging Detail: neature package Delivery Detail: 7-15days Specifications 1. bluetooth function 2. prevent radiation 3. steady quality 4. many colors Retro bluetooth headphone for 2013 manual Product discription: 1) Bluetooth protocol: version 2.0 CSR Blue Core 4 chip2) Frequency: 2.4 GHz 3) Bluetooth range: 10meters. 4) Net weight: 100g5) Talking time:up to 5.5 hours 6) Standby time: up to 120 hours7) 1 year warranty , has quality problems return for free within 5 days Specification: Device Type:Retro Bluetooth Portable Mini phone Speaker fo
Brand Name: OEM Model Number: JF-B203 Style: Headband Communication: Wireless Connectors: Bluetooth color: red, blue, green, white, black, pink.. Packaging & Delivery Packaging Detail: 1PC/Polybag, 100pcs/ctn/:51*46*30.5cm G.W.: 13kgs N.W.: 12kgs Delivery Detail: 30 days after confirming order and sample Specifications 1.Stereo Bluetooth Headphone 2.Bluetooth vertion:v2.1+EDR class2 3.Work with mobilephone, laptop,new nano 4.Many color Stereo Bluetooth Headphone, Wireless Bluetooth Headphone for iPhone, mobilephone,new nano and table pc. * Stereo bluetooth headphone* Work with mobile phonesm new Nano, tablet pc* Bluetooth Specification v2.1+EDR class2* Talk / music time: up to 10 hours
Specifications Full function headband bluetooth headphones with fm radio 1. High quality,one year warranty 2. OEM&ODM 3. Competitive price Full function headband bluetooth headphones with fm radio Thanks for using the product! The product is a card insertion earphone MP3 player, use comfortably and attractively. The product is not only an exquisite and fashionable MP3 player, but also a stereo earphone. The player can’t be under heavy weight or beaten; the company will not be responsible for any artificial damage! I.Key definition diagram  
Specifications Bluetooth Headphone Talk Time: greater than or equal 10Hours / Charge time: less than or equal 3hours Bluetooth Headphone 1. Correspond With V2.1+EDR 2. Headset Prfile, Handsfree Profile and Advanced Audio Distribution Profile (A2DP) 3. Frequency Range: 2.4026GHz-2.480GHz 4. Working Distance Range:10m 5. Talk Time: greater than or equal 10Hours/Charge time: less than or equal 3hours 6. Standby time: greater than or equal 135hours 7. Music time: greater than or equal 8hours8. Certificate: CE / RoHS / Bluetooth Relational Products Cert
Specifications Bluetooth headphones with OLED display/ FM radio Suitable for ipod/iphone/laptop etc small wireless headphones Fully CE ROHS 2013 fashion bluetooth headphones,OLED display earphones,TFcard stereo handsets with FM radio ------------------------Product Performance ------------------------- 1Folding portable plug-in card bluetooth headphones 2V3.0+EDR Blooth version,High data rate; 3Support 16GB TF card music play; 4Wearing type elegant appearance design, fashionable avant-courier; 5OLED display,the play state be clear at a glance; 6Intelligent lyrics displayed function,will be played on the display lyrics(LFC format for file); 7The Hi-Fi stereo,let you move feeling,three-dimensional transparence service of music;8Wearing the soft plastic material design,comfortable wearing;98 kinds of sound choice,meet different music needs 10Take FM radio function,support campus radio 11The built-in recording function,can record outside of the audio source 12The b
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 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 stereo sports bluetooth headset can answer call and mp3 playerChipset CSR BC5 Frequency ISM 2.4GHz Bluetooth Verion V2.1+E sports stereo bluetooth headset can receive call and answer call mp3 play bluetooth headphoneProducts Pictures Products Description Technology Description Chipset CSR BC5 Frequency ISM 2.4GHz Bluetooth Verion V2.1+EDR Profiles A2DP1.2,AVCP1.0,HSP1.0/HFP1.5 Working Time 6h Waiting Time 200 Charging Voltage 5V+/-5% Battery Li-ion501235,150mA Charging Time 3h 1 Sports Stereo Bluetooth headset.2 CVC made Talking Clear;3 This lightweight and discreet headset lets you wirelessly control your music and your calls using the integrated touch controls on the sides of the headband.4 The behind-the-head wearing style is both comfortable and stylishCompany Profile WINAIT TECHNOLOGIES LIMITID, the manufacturer of digital camera and video camera for more than 13 years, our factory have more than 1000 employees, and our products contain digital came
Brand Name: Hensallcd Model Number: for Bluedio 610 Style: In-Ear Communication: Wireless Connectors: USB Use: Portable Media Player Function: Bluetooth,Noise Cancelling,Microphone Place of Origin: Guangdong China (Mainland) Transmission distance: 15 M bluetooth profile: Headset A2DP,AVRCP,HFP1.5,HSP1.1 Status: In stock Plug: AC Name: Bluetooth Headset In box packing Packaging: anti-static bags with foam box Leads time: 1-3 days Shipping: DHL,EMS,UPS,HKost,ChinaPost Guarantee: 6 month fit for: Bluetooth Headset 610 Packaging & Delivery Packaging Detail: Packed with anti-static bag and foam box Delivery Detail: Within 1-3 days after confirm the payment Specifications Bluetooth Headset for Bluedio DF610 1. 100% test by QC 2. Competitive factory price 3. Best sale service The details For Bluedio 610 Multimedia Bluetooth Headset as follows: With the unique slim design of Bluetooth headset, for BluedioDF610II possess a series of creative performance. Bluetoo
Specifications KDB-808 colorful bluetooth Headset can make any color extisting different design for choose CE.ROHS,FCC,BQB KDB-808 colorful bluetooth Headset : Operating Instructions Calling operation: Receiving call: The cellphone rings when you are listening to music and there is implication sound. Conversation can begin as long as pressing the multifunctional power key.End the conversation:Method 1:Press the multifunctional key once to end the conversation.(Note:Press once only and do not press it for a long time.)Method 2:End the key of the mobile phone. The cellphone rings when you are listening to music, the headphone will switch from music player to connect the cellphone and the music will stop to play. When conversation ends up, the music will continue to play.Hang up call: In status of conversation, press the power key for about 2s, the call will be hang up with tone. Maintenan
Specifications Hands-free call,built-in Mic Support TF card Wireless bluetooth handphone headphone for ipone 4 iphone 5 MP3 player iphone 5 headphone / bluetooth headphone / hot product 2013 Function: 1.Extreme comfort from adjustable head band and earplug. 2.Embedded microphone for hands-free conversation from Bluetooth-enabled mobile phones. 3.Pause the music & Play back automatically when receives an incoming call. 4.Support remote control of play/pause, previous/next track, volume up and volume down. 5.Call transfer between the headset and Bluetooth mobile phone. 6.Built-in rechargeable lithium battery. 7.Support TF card and FM radiion. Technical&nb
Specifications *Bluetooth version 2.1+EDR, Class II *Bluetooth Profiles: HSP, HFP, A2DP and AVRCP *Talk time&music playing time: up to 10hrs 1, Support music from MicroSD TF card(up to 32GB); 2, Support line in music from other devices (MP3, mobile phone, CD, computer) by accessory line in cable; 3, With FM Radio; 4, Bulit in battery, can work more than 12 hours. 5, Equalizer function with different sound adjustments; 6, AccessorIes: Line in cable, USB calbe for charging
Brand Name: X-BOSS Model Number: MA-869 Style: Headband Communication: Wireless Connectors: BLUETOOTH Use: Portable Media Player Function: Noise Cancelling,Microphone Place of Origin: Guangdong China (Mainland) Bluetooth: 3.0 Operation distance: 10m Rechargeable battery: 400mAh Buttons: 5 Color: Red, Blue, White, Black,Pink Handfree: yes media player: yes Stereo sound: yes speaker: 2 USB charging cable: yes Packaging & Delivery Packaging Detail: OEM PACKING Delivery Detail: 30 DAYS Specifications Factory Direct -Bluetooth 3.0 , Rechargeable headphone Model : MA-869 Free yourself from wires with this Bluetooth Stereo Headphones and listen to tunes on your iPhone or iPad as well as take phone calls with the hidden microphone. If you never tried wireless headphones, you'll be blown away by how well these work. This researched literally hundreds of headphones and decided wireless was the way to go (although they are working on
Brand Name: C&D Model Number: CDB-007 Style: In-Ear Communication: Wireless Connectors: Other Use: Mobile Phone Function: Bluetooth Place of Origin: Guangdong China (Mainland) Product name:: Bluetooth headset Talk time:: 5 hours Standby time:: 120 hours Bluetooth Version:: CSR 4.0 Color :: Apple white and blak Support :: HFP/HSP/A2DP/AVRCP Voice prompt:: MMI; iPhone battery indication Charging time:: 2 hours Range up to:: 10 meters Dimenstion:: 52x17.77x6.35mm Packaging & Delivery Packaging Detail: Gift Box:with 1pc Bluetooth Headset, 1pc USB cable and 1pc box package Delivery Detail: 30 days Specifications 1. *Bluetooth Version CSR 4.0; Supper thin design 2. *Apple white and black perfectly fit for Iphone and Samsung BluetoothStereo HeadsetItem Nr.: CDB-007 CSR BC8610 chipset*Bluetooth Version 4.0*Support HFP, HSP, A2DP profiles*Multipoint A2DP connection*Multipoint HFP connection*Voice prompt for MMI*Support iPhone battery indication*Standby time: 120 Hours*Talk time: 5-6 Hours*
Specifications Wireless Bluetooth Headsets for Motorcycle Helmet 1.800 meters range 2.Up to 120Km speed 3.Support MP3/4 player Wireless Bluetooth Headsets for Motorcycle Helmet Main Function: This device allows bikers to receive GPS voice instructions, communicate with the passenger on the back seat, to conduct calls on their mobile phone and listen to the music on their MP3 player. Last but not least, the device offers biker-to-biker intercom communication. This headset works with any Bluetooth equipped mobile phone. Designed and engineered for Heavy-Duty Performance. Features description: * Can be realized Bluetooth helmet headset with helmet headset 800 meters (Or 800-1000 meters) of direct full-duplex intercom; *Can be achieved automatically switching between bluetooth and cellular pho
Brand Name: OEM Model Number: ME-302 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 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 P
Specifications Custom Headphone Bluetooth Headset 1.Custom Phone Case 2.Reliable Stability 3.Noise Cancelling 4.Designing Provided Custom Headphone Bluetooth Headset Handsfree A2DP and AVRCP Description : 1. Bluetooth Verion:V2.1+EDR 2. Transmission Distance:10M 3. Normal Charging Time:2-3 hours 4. Talk Time:Minimum 10 hours 5. Music Playing Time: Minimum 8 hours 6. Standby Time:minimum 180 hours 7. Battery type: Lithium ion battery &
Brand Name: OEM Model Number: HDP-219 Style: Headband Communication: Wired Connectors: 3.5mm Use: Computer,Mobile Phone,Mp3,media player,CD Function: Noise Cancelling Place of Origin: Guangdong China (Mainland) Color: Red,Green,Purple,Yellow,Blue,Orange,Pink OEM: Accpet Fuction: Stereo Item: headset and headphone Package: Blister packing Gift box Polybag Length of Cable: 1.5m Wire: TPE/PVC/braided Certificate: CE and ROHS Lead time: 5-12 days Packaging & Delivery Packaging Detail: Blister packing Gift box Polybag Delivery Detail: 7-12 days Specifications Stereo bluetooth headphones manufacturer 1. Cool design bass headphone 2. Enriched sound 3.low price abd best quality 2013 Fashionable Wireless Bluetooth Headphone Details Bluetooth version: Bluetooth V3.0+EDR Supports: HSP, HFP, A2DP and AVRCP Key: Volume up/down, Song last/next, MFB pair/pick/hang/reca
Brand Name: lg Model Number: hbs 730 Style: Ear Hook Communication: Wireless Connectors: Other Use: Mobile Phone Function: Bluetooth Place of Origin: Guangdong China (Mainland) Packaging & Delivery Packaging Detail: 25.6 x 17.6 x 4.8 cm Delivery Detail: 3-7days Specifications Enhanced Audio and Bass Response Noise Reduction/Echo Cancellation Advanced Multipoint Text to Speech LG Tone+ FeaturesTalk/Music Time: Up to 15/10 hoursBluetooth Version: 3.0Long Battery LifeMicrophone MuteaptX CompatibleAudible Battery Status AlertVibrating Call AlertText to SpeechAll Day Comfort Witness the enhanced audio and bass response of the next evolutionary step in the LG TONE family. Tone+ Wireless Stereo Headset delivers a high quality audio experience in stereo sound with the convenience of Bluetooth technology. Music and phone conversations sound better with enhanced audio and bass response that compliments a wide range of music genres. Built in apt-X technology reproduces CD quality sound over
Specifications cheapest headset and headphone : 1.high quality 2.clear sound listening 3.fashionable design 4.do OEM 2013 cheapest headset and headphone with 3.5mm jack : Product Features:Sound quality with super bass speakerColorful ear shells nakes it beautifulOEM & ODM is welcomeadjustable head band and comfortable wearing Best for mp3/mp4, CD, PC/laptop Specs: view of products we are 5 years gold supplier on alibaba. "we believe in great service every time.all the time " our products are complied with cetificated and has long warranty and after-sell services this is our home and production line ,we have strict policy and feiendly team here are the exhibitions we attended. our new upda
Specifications --Stereo Headset --bluetooth system -- Support HSP,HFP,A2DP --Long standby time --Metal sense of charging base 2013 newest bluetooth headphone with good price Specifications: ItemsCDB-005 Bluetooth HeadphonesChipsetCSRBluetooth VersionV4.0Support ProfilesHSP,HFP,A2DPTalk time5~6hoursMusic time3hoursStandby time100daysCharge time About 1.5 hoursEffective Distance10mOriginal Pin code0000Frequency2.40~2.48GHBatteryLithium-Lon batteryFunctionPower on/Off, Answer /Reject a call, Voice dial, Last number redial, Listen to music Features:Fashional appearance with aluminium alloycharging base.Newest technical CSR chipset strongly anti-noise.Saving energy and long standby time.Stereo Hi-fi excellent soundsSupport IPhone battery indicationConnect 2 phones at the same time.Answer or reject a call and listen to music at any time. Packing: Gift Box Packing Accessories: USB cable*1, Charging base*1 User manual*1 Bluetooth headphone pictures: &
Specifications For Sony PS3 wireless ear hook bluetooth headset For Sony PS3 wireless ear hook bluetooth headsetFeatures: 1). Either the ear hook or the ear pulg. 2). Support headset,handfree profile 3) .Redial the last call ,Reject call. 4). Volume adjustable. 5). LED indicates connection. 6). Faster connecting, clear sound, anti-interference Specification: 1) BT protocol: version 2.0 2) Frequency: 2.4 GHz 3) BT range: 10meters. 4) Net weight: 14g 5) Power supply:DC5.1V/120Ma 6) Working volt: 3.7V 7) Battery: rechargeable Li-Ion battery 8) Talking time:up to 5.5 hours 9) Standby time: up to 120 hours 10) Charging time: about 2 hours. Accessory: 1).Charger(optional). 2).USB Charging line. 3).User guide. 4).Ear hook.
Specifications Fashionable neckband MP3 bluetooth headphones 1. factory price 2. warranty: 1year 3. Pass CE & RoHS 4. OEM & ODM welcome Fashionable neckband MP3 bluetooth headphones 1. Features:1. Frequency response: 20-20,000Hz2 Talking time: 15 Hours3. Standby time (Bluetooth): ≥ 200 hours4. Battery: rechargeable 460mAh Li-ion battery5. Charging time: about 2.5 hour6. RF: 2.4GHz GFSK7. S N R :90 dB8. Bluetooth Version: V2.0 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~2.description1. Bluetooth Version, V2.02.Talking time,15 Hours3. Standby time,240 Hours4Power supply, DC 5V5.Battery,rechargeable 460mAh Li-ion battery~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~3. Packing information: Inner pack 1 unit/gift box Outer pack 20 units/Ctn Ctn meas. 60*46*55CM N.W. 14 KGS G.W. 15 KGS 20ft container Load 11100 units
Brand Name: GO-ON or OEM Model Number: GB-100 Style: Headband Communication: Wireless Connectors: 3.5mm Use: Computer Function: Bluetooth Place of Origin: Guangdong China (Mainland) Technology: Bluetooth V2.1+EDR Mode: stereo Carrier frequency: 2.4G ISM BAND Effective range: Up to 15 meters(360°) Signal-to-noise ratio: 90dBr@1KHz Frequency response: 20Hz~20KHz Charging power: DC 5V Charging time: 2 hours Operating time: More than 15 hours Power supply: Rechargeable Lithium-Polymer battery(500mAh) Packaging & Delivery Packaging Detail: color box Delivery Detail: 25 days Specifications 1.Bluetooth headphones 2.Bluetooth 2.1 + EDR 3.Operation distance: Up to 15 meters 4.Rechargeable Li battery High Quality Bluetooth headphones with rechargeable lithium battery and soft headband The GB-100 is Bluetooth stereo headphones with rechargeable lithium-polymer battery. Built-in buttons are easily control the playlist and switch quickly from music to cell phone calls. You can list
Model Number: SQTD-928 Style: Headband Communication: Wireless Connectors: 2.5mm Use: music Function: Bluetooth,Waterproof,Noise Cancelling,Microphone Place of Origin: Guangdong China (Mainland) Specifications bluetooth headphone 1.Bluetooth function 2.Play music from memory card 2.Wireless/Wired 3.High stereo Features: 1.)Hi-Fi sound and reliable quality 2.) Strong bass generated from powerful driver 3.) High rated power and great sensitivity response 4.) Their uniquely contoured body allow for a 180 degree offers ergonomic comfort and noise isolation better than standard headphones 5.) Stylish color design with mic and volume controller 6.) OEM and ODM orders are welcomed 7.) Packing: gift box and PP/PE bag, blister, clamshell, case and more.All depends on your requirment. Specification 1. Correspond With:V3.02. Support:HSP, HFP,A2D
Brand Name: TXY-CM-07 Model Number: Nice and new headphone Style: Ear Hook Communication: Wired Connectors: Other Use: Computer, DJ Function: Noise Cancelling Place of Origin: Guangdong China (Mainland) Nice and new headphone: Purple, black, white Specifications Nice and new headphone headphone bluetooth Stereo Headphone, Earphone noise cancelling Nice and new headphoneHeadphone bluetoothSpecifications: Item: CM-07Color: purple, yellow, blue, white, black, etc.Weight: 1.5 kgPacking Size: 23*17*13cmnoise cancelling
Specifications 1.bluetooth headphone, 2.hand free, 3.3D LOGO, 4.sport-style 1) INTRODUCTIONWe, Ko-star, are committed to designing and producing high quality and stylish headphones.By more than 10 years manufactoring experience, we have organized a professional designer/engineer team for the whole production line, as well as effective and successful QC system from molding to assembling.Music is Sans Frontieres. 2) SPECIFICATION1.Bluetooth specification: V2.1+EDR 2.Bluetooth profiles: HSP, HFP, A2DP and AVRCP 3.Operating distance: 10 meters Class II 4.Rechargeable 430 mAH Li-polymer battery 5.Talk time: Up to 16 hours 6.Music playing time: Up to 14 hours 7.Charging time: About 3 hoursSpeaker Specifications Speaker: Φ30mm Impedance: 32Ω S.P.L.: 100±3dB @1kHz Rated Power: 20mW Frequency Response: 20Hz-20KHzMicrophone Microphone Unit: Φ6*2.7mm Directivity: S.P.L: -42±3dB 0dB=1V/PA @1KHz Frequency Response:100Hz-10KHz Operating Voltage: 1-10V &n