Specifications 2012 new noise cancelling bluetooth headphone 1. CSR chip 2. connect 2 phones 1 time 3. play music 4. work with mobile,PSP e Item:2012 new noise cancelling bluetooth headphone Why buy from us?--1. OEM orders are welcome--2. Wholesale,Retail order acceptable.--3. Mixed order/color acceptable.--4. Fast delivery time--5. Sample available.--6. Shipment by DHL,EMS,UPS,FEDEX,China/HK post airmail to all over the world--7. Drop shipping offered.--8. Payment accept T/T, Paypal, Western Union, Escrow etc. Main Specifications: Name: Multimedia bluetooth stereo headsetType: Bluetooth clip-on stereo headset 1. Travel charger: DC 5v 220mA2. USB charger USB +5V3. Battery Voltage: 3.7V high capability rechargeable lithium polymer batter4. product standard, class 2 Operation5. Talk time: 5.5 hours6. Standby time: 80hours Pictures for your reference: How to connect 2 cell phones in 1 time? Welco
Specifications Bluetooth headset with microphone; 1.top quality 2.Best price 3.OEM service 4.offer all bluetooth headset 2013 New Bluetooth Headset With Microphone Wireless bluetooth headsetWireless MP3 player headsetMobile phone call recorderHands free phone callStereo bass sound listening musicOffer all kinds of bluetooth headset Feature Frequency:2.401-2.480GHzBluetooth:Version 1.2 Class2Bluetooth profile supported:Bluetooth headphone,bluetooth hand free ,A2DP&AVRCPDistance coverage:10metersFrequency response:20HZ-20KHzSensivity:<0.1%BER at-80dBmRF output power:-6dBM to 4dBmMusic listening time:about 6hoursStandby time:110hoursBattery:3.7v/260mAh rechargeable Li-polymer,BatteryPower:Input AC 100-240V,DC 5V mini USB plugsOperating temperature:-10-55degree INCREDIBLY CLEAR SOUND. Wireless headphones feature powerful sound, as clear and strong as any wired headphone. They also come with a cable you can plug into if you don’t want to go wireless.
Brand Name: Neutral Model Number: BH501 Style: Ear Hook Communication: Wireless Use: Portable Media Player Function: Bluetooth,Waterproof,Noise Cancelling Place of Origin: Guangdong China (Mainland) Color: Full color options More Functions: separate music;choose songs easily Specially Suitable: travel;sports Packaging & Delivery Packaging Detail: neutral color box Delivery Detail: 15-25days Specifications -Fashionable headset; -Waterproof design; -Excellent sound; -Extensible mark up Micro Sd(Max.to 32GB) Product Specifications: Bluetooth version:V2.1+EDR Class IIFrequency:2.4GHz-2.48GHzProfile supported:Headset and handsfree,A2DP and AVRCPChipset:CSROperation range:>10mTalking time: >10 HourMusic playing time:>7HourStand-by time: >200 HourWeight:104g
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
Specifications Bluetooth headphone with TF memory card 1)Bluetooth range:10meters 2)Audio cable type:2.5mm/3.5mm 3)Bluetooth Core: V2.0+EDR Bluetooth headphone with TF memory cardNumber:GP0205133 Features:1.Audio cable type:2.5mm/3.5mm,2.Bluetooth range: 10meters 3.Talking time:up to 5hours 4.Standby time: up to 80hours 5.Bluetooth headset with TF card slot and MP3 player function 6.Can be as wired stereo player when inserting into pc 7.MP3 Playing time:up to 8 hours 8.Support MP3,WMA,WAV files format 9.Power supply: rechargeable 400mAh lithium battery 10.Bluetooth Core: V2.0+EDR 11.Bluetooth Program:ISSC+Class2 12.Support system:Win98/SE/2K/XP/Win7, 13.Operation voltage:3.4 V - 4.2 V;14.Working current:15 mA-35mA;15.The standby current:2 ma or less;16.Battery capacity:120 ma,17.Frequency response range: 20 hz - 25000 hz;18.Available color:black,white,reed,orange,red,grey,19.Unit weighit:45G,Package weight:135G. Packing:Blister bag65pcs/CTNN.W:8.80kgsG.W:9.80kgsCTN size:50*3
Brand Name: OEM Model Number: BH99B Style: Ear Hook Communication: Wireless Connectors: USB Use: Mobile Phone Function: Bluetooth Place of Origin: Guangdong China (Mainland) color: pink price: cheap bluetooth headphone: bluetooth headphone Bluetooth Headset V2.0 EDR: Bluetooth Headset V2.0 EDR Long talking time: Long talking time Cheaper price: Cheaper price Talking time: Up to 4 hrs Accessories: Retail box user manual: user manual USB Cable ear hook: USB Cable ear hook Packaging & Delivery Packaging Detail: - Box: standard or customization - User Manual x1 - USB Cable x 1 - Charger: car charger or Travel charger Delivery Detail: 1-3 woking days Specifications 1)bluetooth headphone 2)Bluetooth Headset V2.0 EDR 3)Long talking time 4)Cheaper price 5)Talking time: Up to 4 hrs Product name : Bluetooth mono headsetBluetooth Headset V2.0 EDR, 10mTalking time: Up to 4 hrsAccessories: Retail box, user manual, USB Cable ear hook
Specifications Bluetooth Headset Super Tone Quality Lower price Exclusive private mode Your best Choice Bluetooth stereo headphone Bluetooth V3.0, class II 3.5mm audio cable+micro USB port wireless&wirled Bluetooth in one Feature : * Bluetooth V3.0, class II* Up to 15 meters in working distance (open space)* Bluetooth profiles: A2DP1.2/AVRCP1.0/HSP/HFP* up to 14 hours talk time* up to 11 hours music playback time* up to 6 days standby time* Voice recognition for true handsfree by saying 'Answer' to answer the call and 'Ignore' to reject the call.Voice prompt in 5 languages: English, Spanish, German, French, Chinese* Multipoint: Supports 2 phones connectionBattery meter on iPhone* Support 3.5mm line-in for use in case of out of power.* Support VOIP, connect with computer for online chat.* Vice dialing/Redialing* Product dimension: D4.0mm X 1.5mm* Weight: 147g packaging: Paper box: 1 X AC charger 1&
Specifications Bluetooth Headset 1.Sterep 4.0 2.IOS9001 Approval factory 3.With nosie reduction 4.Raw ABS meterial 2013 Best Portable Powerful Bluetooth Headset Features 1. In-ear type with comfortable earplug, easy to use.2. Enjoy stereo music wirelessly from Bluetooth CSR devices.3. Embedded microphone for hands-free conversation from Bluetooth-enabled cell4. When receives an incoming call, the music will pause automatically.5. Easy controls for mute, call transfer, voice dial and call answer/end/reject.6. Support remote volume up and volume down.7. Automatically connect to the last connected Bluetooth device.8. Available to connect two console in the same time, and easy to exchange.9. Fashion design10. Extremely tough,durable,fashion and eco-friendly,without any special smell.11. The logo and name brand can be printed according to your requirement.12. Excellent after-sales service,welcome your own design. Packing details Packingblister box or customizedCarton Size
Specifications 1.2012 Hotest Fashionable Wireless Stereo Audio Bluetooth Headphone 2.OEM/ODM welcome. 3.Best price and timely service Hotest Fashionable Wireless Stereo Audio Bluetooth Headphone,OEM/ODM welcome Bluetooth Chip: CSR BC57E
Specifications Wireless computer bluetooth headphone 1.Sensitivity micro bluetooth headphone 2.Easily charge via USB port 3.Wirelessly Wireless computer bluetooth headphone JT-2830 Feature 1. Fashionable design for pc,iphone,HTC,Sumsung,or any smartphone earphone etc 2. OEM&ODM are highly welcome 3. Different colors for more selection 4.Best quality and factory reasonable price 5.CE, RoHS standard Specification Bluetooth Version: 3.0 + EDRWorking Distance :Up to 10 metersFrequency response :20~20k(Hz)Frequency:2.4GHz Impedance:32Ω Battery:3.7V 180mAhInput:DC5V/180mAhMusic time:10 hoursStandby time:up to 250hoursCharge time:3 hours Brand Name
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
Brand Name: tamgle Model Number: BT8040 Style: Ear Hook Communication: Wireless Connectors: 3.5mm Use: Mobile Phone Function: Bluetooth,Waterproof,Noise Cancelling Place of Origin: Guangdong China (Mainland) Compatible brand: iphone/Nokia/samsung/blackberry or other device with bluetooth Packaging & Delivery Packaging Detail: polybag/carton Delivery Detail: 7 days after receiving the payment Specifications Place of origin: China mainland Brand: Tamgle Compatible brand: iphone/Nokia/Samsung/blackberry etc Package: Polybag/carton wireless handsfree bluetooth headset Description: 1.Transmission distance: 10 meters2.Earphone weight: 10 grams3.Talk time: 6 hoursS4.Standby time: 200 hours5.Bluetooth version: 2.06.size: 39*18*12 mm Detailed introduction: 1. wireless play music2.basic design - weight less than 10 grams3.multipoint connection, could connect 8 equipments - could connected 2 devices at the same time.4."no Ear hook" wear - 3 kinds of the
Brand Name: www.sw.ws Model Number: Bluetooth Headset Style: Ear Hook Communication: Wireless Use: Mobile Phone Function: Bluetooth Place of Origin: Guangdong China (Mainland) SKU: 52568 52569 Weight: 0.2 Kg Color: Black, White Packaging & Delivery Packaging Detail: Poly Bag / Customized Blister / Color Box Delivery Detail: 1-5 Working Days Specifications Bluejoy BJ-900 Wireless Dual Mic Stereo V3.0 + EDR Bluetooth Headset Brand New Bluejoy BJ-900 Wireless Dual Mic Stereo V3.0 + EDR Bluetooth HeadsetExcellent sound quality.High capactiy Li-poly battery,extra longer talk time and standy time.Small and light-weight Bluetooth headset.Mainly composed of earhook, ear ring, charging socket, indicator light, pause/play/answering/ending call button, '+' and '-' buttons and microphone.Super-lightweight makes you forget even you are wearing it.Can answer, end, reject, and make a new call.Bluetooth Version: 3.0 + EDR.Blutetooth Mode: Handsfree / Headset / AV / AC RCP profile.Powe
Specifications 1.NEW bluetooth stereo headset 2.Bluetooth 2.1+EDR 3.FCC,CE,BQB,RoHS 4.Available range:10m 5.A2DP,AVRCP Specifications of bluetooth: Bluetooth VersionV2.1 EDRTypeStereo headphone with internal micOperation Distance10mRange of Frequency2.4 to 2.4835GHz ISM bandSensitivity85dBPC InterfaceUSB2.0Music FormatMP3 at WMAStandby timeup to 200hoursMusic Playing Time10 hoursNormal Charging TimeWithin 3 hoursBattery3.7V 300mA Rechargeable Li-PolymerPowerImput AC 100-240V, output DC 5V 300mARF Output Power-6dBm to 4dBmOperating temperature-10’C to +55’CSupportsBluetooth Headset, Handsfree,HFP,HSP, A2DP and AVRCP Profiles Features of bluetooth: 1,Top Quality Blutooth Headset with Microphone.2.High Defition bluetooth headset with impressive bass sound.3.Can be easily connected to iphone,ipad,PC,cellphones e
Specifications wireless bluetooth headphones for tv 1.CSR chipset with two microphones; 2.noise cancellation function. wireless bluetooth headphones for tv Item No.HF880size178 x 149 x 70 mmweight155 gBluetooth Standardbluetooth V2.1+EDRFrequency Range2.400-2.481GHzOperationClass 2Bluetooth Modeheadset/handfree/A2DP/AVRCPOperating rangeup to 30 feet (10 metres)Talk Timeup to 18 hoursPlaying Timeup to 10 hoursStandby Timeup to 400 hoursCharge VoltageAC:input 110-240V, DC:output 5.3VSpecial Feature 1TF card is availableSpecial Feature 2The best partner of instrument with Android & IOS system
Brand Name: OEM Model Number: A-19 Style: In-Ear Communication: Wireless Connectors: USB Use: Portable Media Player Function: Bluetooth Place of Origin: China (Mainland) Packaging & Delivery Packaging Detail: Gift box Delivery Detail: 7-10days Specifications 1)2.40GHz-2.48GHz 2)Bluetooth V2.0+EDR, 3)Glass2 4) FM+ mp3 player +bluetooth 5)Range:10 meters Item: A-19Name: bluetooth + card reader mp3 +FM (3 in one) headphone Features 1)Operating frequency range: 2.40GHz-2.48GHz2)Bluetooth V2.0+EDR, 3)Transmitting power: Glass24)Support: FM+ micro card up to 4GB mp3 player +bluetooth5)Range of wireless connection: 10 meters6)Built-in chargeable 300mAH lithium battery7)Talk time: 8hours; 8)Stand-by time: 150 hours, charge time:3-4hrs &
Brand Name: OEM Model Number: M9A Style: In-Ear Communication: Wireless Connectors: USB Use: Mobile Phone Function: Bluetooth,Waterproof,Noise Cancelling Place of Origin: Guangdong China (Mainland) Warranty: 1 year Talking Time: 6 Hours Transimission Distance: 10M Bluetooth Version: V2.1+EDR Packaging & Delivery Packaging Detail: Paper box with inner Blister Delivery Detail: 5~10days Specifications Wireless Stereo Bluetooth Headset Clip Model,superior Clear Voice Support HSP/HFP/A2DP CE,ROHS,FCC,UL and BQB Bluetooth Stereo Headset V79A Feartures: CE,ROHS,FCC,UL and BQB approvalExtremely good quality,superior clear voiceElegant and Fashion designStereo Bluetooth Headset,Bluetooth version 2.1+EDRSupports HSP and HFP profiles and A2DPRechargeable Battery:Li-ionLong talking time:range up 6 hoursExtremely Light:Only 9gColor:Black,Whte,Golden and SilverBluetooth Hansdfree,compatible with most Bluetooth Devices such as Mobile Phone,computer and PADAutomatic cennecting fu
Specifications Bluetooth Headset 1.foldable design 2.high-fidelity 3.comfortable&portable 4.extremely competitive price Bluetooth Headset Product Configurationheadset: 1pcgift box: 1pc Special features1. Bluetooth version 2.1+EDR Class II2. Transmission Distance 10M3.Folding and retractable design, easy to take with you.4.Enjoy stereo music wirelessly from Bluetooth 2.1+EDR Class II devices.5.Embedded microphone for hands-free conversation from Bluetooth-enabled cell phones.6.When receives an incoming call, the music will pause automatically.7.Easy controls for mute, call transfer, voice dial and call answer/end/reject.8.Support remote control of
Brand Name: x5tech Model Number: XH-008BT Style: Headband Communication: Wireless Connectors: USB Use: Portable Media Player Function: Bluetooth,Microphone Place of Origin: Guangdong China (Mainland) Packaging & Delivery Packaging Detail: blister packing, 20pcs/CTN0.068CBM Delivery Detail: 25 days after deposit Specifications 1.Perfect design neckband wireless bluetooth headphone 2.good sound quality ,can answer the phone call. 3.with microphone Feather: 1.Fashional and simple design wireless bluetooth headphone2.with microphone ,can answer the phone call 3.Advanced Bluetooth technology 4.Easy to take and enjoy your music during sporting ,travelling ,walking ,driving ....5.Unique and Intelligent function let you will not miss any call when you enjoy your music Specification: Edition Bluetooth V2.1+EDR Frequency Coverange2.402GHz--2.480GHz ISM BandSensitivity-80dbmWireless transmitter StandardClass 2Channel79 Channels of 1MHz BWTransimt Rang
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
Specifications Bluetooth headphones Suitable for ipod/iphone/laptop etc small wireless headphones Fully CE ROHS 2013 wireless stereo bluetooth headphone/headset ------------------------Product Performance ------------------------- 1Folding portable plug-in card bluetooth headphones 2V2.1+EDR Blooth version,High data rate; 3can connect with phone, convenient for talk4Wearing 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 10The built-in recording function,can record outside of the audio source 11The built-in battery for 12 hours12 Support the operating system:windows98/SE/ME/2K/XP Vista MAC OS 9.2
Specifications Bluetooth 2.1 wireless transmission protocol High SNR Bluetooth audio connection Switch-over between calls and music Description: Bluetooth headset 1: Bluetooth 2.1 wireless transmission protocol &nbs
Specifications 1 Winter Hat bluetooth earphone 2.Beanie headphone 3.Sport headset 4. Built-in memory 5 Accept sample order Unique Design Winter Hat Bluetooth Earphone /Beanie Bluetooth Headphone/ Hat MP3 Headset 1.Design/Dimension:50mm×50mm×11mm
Brand Name: Avantree Model Number: BTHS-849-BLK Style: Headband Communication: Wireless Connectors: USB Use: Mobile Phone Function: Bluetooth,Noise Cancelling,Microphone Place of Origin: Guangdong China (Mainland) Specifications 1. high quality for music and calls 2. 18 hours music time 3. Wired option for low battery use 4. comfortable wearing Avantree Hive is a Bluetooth stereo headphone with MIC from the Avantree family. It delivers clear voice transmission for phone calls and high quality sound for music. And with 3.5mm audio jack, it provides corded option for non Bluetooth-enabled phones, MP3 players, etc. The Avantree Hive is stylish and comfortable for all-day comfortable use. * Bluetooth stereo headohone with mic* Enjoy wireless music and answer phones calls in crystal clear stereo sound.* Corded option for non Bluetooth-enabled phones, MP3 etc.* Long working time - up to 18 hours music / talk time.* Auto-connection, easy to use.* Comfortable wearing and secure ca
Brand Name: Yes-Hope Model Number: BT-1302 Style: Headband Communication: Wireless Connectors: 3.5mm Use: Portable Media Player Function: Bluetooth,Noise Cancelling Place of Origin: Guangdong China (Mainland) Driver Unit: 30mm Frequency response: 20-22KHz Impedance: 32ohms Senstivity(at 1KHz): 115dB Max input power: 3.5mm stereo Packaging & Delivery Packaging Detail: polybag / gift box / blister card Delivery Detail: around 35 days receipt of deposit Specifications 1. Studio Headphone Mixer 2. Bluetooth headphone 3. Super sound quality, extra bass system 4. Suits for all audio * Hands-free Bluetooth stereo headphones* Headset with microphone, you can enjoy making phone calls and listening to music * Has buttons on the headphones for volume, next track and call answering controls* With built-in high capacity Li-polymer battery Product show: Package &nb
Brand Name: OEM Model Number: JF-B203 Style: Headband Communication: Wireless Connectors: Bluetooth Use: Mobile Phone Function: Bluetooth Place of Origin: Guangdong China (Mainland) 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 &n
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-
Model Number: BHW02 Style: Headband Communication: Wireless Connectors: USB Use: Portable Media Player Function: Bluetooth,Noise Cancelling Place of Origin: Guangdong China (Mainland) Specifications 1:Private mould 2;colorfully 3:Play/Talk-10hours 4:Low battery notification Bluetooth 2ch Stereo Audio Headset BHW02Bluetooth stereo head set lets you listen to music or phone calls wirelessly.High-quality speakers deliver crisp, rich sound.Accept incoming calls or toggle between tracks with the touch of a button.Lightweight, comfortable design for all-day listening. Compatible with Bluetooth enabled devices, such as iPhone, iPad, most computers, cellphones.Frequency response: 20-20,000HzSpeaker Impedance: 32ohmOmni-directional high quality microphoneSensitivity microphoneTransfer Distance: 33FT/10MFrequency: 2.4GHzTechnology: Bluetooth V3.0+EDREasily Charge Via USB PortPlay/Talk-10hoursLow battery notification
Specifications Bluetooth Headset for iPhone 5; High SNR; Hidden omni-directional Mircrophone; No wire,no transmitter,no software,no setup. High SNR Bluetooth Headset for iPhone 5 Sepecification Bluetooth 2.1 wireless transmission protocol Transmission distance and range(10m, 360°) High SNR Bluetooth audio connection No wire,no transmitter,no software,no setup, it is easy and fast. 5: Automatic Switch-over between calls and musicHidden omni-directional Mircrophone 7: Low power indicaterAdjustable headband and foldedWorking duration:15h,charging duration:4hHeadset Spec.: frequency response:20-20KHz,SRN:85dB,working Voltage:3.7V,current:30mA speaker size:Φ40mmMicrophone Spec.:100Hz~10kHz&SRN≥55dB&Sensitivity:-42dB