Specifications --Life like sound --Noise cancelling design studio wireless bluetooth headphone Headphone type:Studio wireless bluetooth headphoneAdjust method:touch sensitive buttonFunctions:bluetooth audio input, bluetooth handsfree, Mp3, LINE INPower supply:DC5V/0.5A(USB), Built-in lithium battery 150mAhRated power:2.2WS/N: >80dBS/N: <0.5%@(1KHz)Frequency respones: 90Hz-20kHz Audio connector: 3.5mmColor:black, white, red, bluePlaying time: 4 hoursWeight: 97gOther charact: match easily with ipone, ipad. Inside with microphone with clear call. Features:Bluetooth wireless headphoneThe built-in microphone and call-forwarding functionRemote control
Specifications bluetooth headphones 1.Comfortable earcap 2.Factory and cheap, OEM service 3.CE and ROHS, noise cancelling Cool fashion headphone, bluetooth headphones Gorgeous and cute design, new style and popular headphoneplastic head belt with steel inside durableleather with foam ear cap, comfortable and suitable for long time wearhigh sensitive microphone, color is availableit is equipped with noise cancellation rotation microphone provides the best sound clarity.OEM design is also welcome SpecificationsLoudspeaker diameter: ±40mmSensibility: 112db±2dbMicrophone sensibility: -54db±2dbFrequency range: 20-20000HZConnector: 3.5mmColor: availableBluetooth: 2.1+EDR
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
Specifications high quality wireless bluetooth headphone 1. ROHS 2.OEM services 3.stylish design 4.fast delivery Services / FAQs & Order Procedures Who ? We are factory do earphone more than 8 years in Dong guan city ,we have more than 300 workers ,this earphone is very hot sales in 2012,we have all series of this earphones and headsets ,they are all with good speakers ,so have good sound ,all with high quality so promise your good business in your city ,they are all with original packing so takes your good sales . What? Besides the this earphone, we also offer much&nbs
Specifications 2013 new bluetooth headphone 1.One key to answer the phone 2.with battery 3.10m transmission distance 2013 new bluetooth headphone Specifications Low power comsumption;Receiving/hanging up/rejecting phonecall/voice dialing/redialing. bluetooth headphone Features&PricesVersionBluetooth V3.0+EDRTalking time3-4HCharging Voltage5VStandby time≥100HCharging time2-3HEffective distance10MMachine size14.5*8*31 mmQuantityUnit PriceMachine weight5.2g50pcsContact usPacking size102*131*47 mm1KAvailable colorBlack3KComplete set weight76.6g5KProduct featuresLow power comsumption;Receiving/hanging up/rejecting phonecall/voice dialing/redialingOriginal imported ISSC chip
Brand Name: OEM Model Number: HBH-906 Style: Headband Communication: Wireless Connectors: 3.5mm Use: Mobile Phone Function: Bluetooth,Waterproof,Noise Cancelling,Microphone,Bluetooth,Waterproof,Noise Cancelling Place of Origin: Guangdong China (Mainland) Color: black,white,red,pink,blue,orange etc, more than six color Dimension: 170*155*34mm Weight: 260g Packing: Color box Design: Wired, wireless and foldable ( 1.2 m cord) Bluetooth version: ISSC v3.0+EDR Battery: Rechargeable 750mAh Li-polymer Battery Talk time: up to 25 hours Speaker: 32 / 30mm Packaging & Delivery Packaging Detail: Color box & White box & Your OEM Packing Delivery Detail: 3-7days Specifications wireless/wired 2 in one mulit foldable bluetooth headset bluetooth headphone *Wired, wireless & foldable *Bluetooth v3.0+EDR wireless/wired 2 in one mulit foldable bluetooth headset bluetooth headphone Summary:As you see,this bluetooth stereo headset is producted with a high quality and cool apearence.Even
Specifications - Bluetooth Stereo Headset - Stereo Bluetooth headset - Supports Bluetooth A2DP, AVRCP 100% high quality , absolutely factory price !!!welcome to wholesalelook forward to cooperating with you Bluetooth Stereo headset R36 bluetooth headphone Specifications: ¦Bluetooth Version: V2.0¦Compatible with: V1.5, V1.2, V1.1, V1.0 ¦Transmit Power: Class2 ¦Frequency: 2.4-2.48GHz¦Transmissio n Distance: Up to 10m ¦Charging Time: 2-3 hours¦Talk Time: Up to 6 hours¦Standby Time: Up to 150 hours¦Size: 55 x 24 x 27 mm/2.17 x 0.94 x 1.06 in(L x W x H) Features: ¦Stylish, comfortable and engineered with cutting-edge Bluetooth wireless technology ¦Wireless stereo Bluetooth headset allows you to make and receive phone calls at ease¦Digital sound enhancement via DSP
Specifications bluetooth studio: 1.high definition sound 2.wireless bluetooth headset 3.light and compact 4.very comfortable Promotional Bluetooth Studio Headphone AAA Quality DJ Studio Wireless Bluetooth Headphone : Sound Noise Level(dB) EFFECT Whisper30Very quietQuiet Office50-60comforatble hearing levels are under 60dBVacuum Cleaner,Hair Dryer70Intrusive,interferes with telephone conversationsFood Blender85-9085dB is the level at which hearing damage(8hrs.) beginsGarbage Truck,Cement Mixer100No more than 15 minutes of unprotected exposure recommended for sounds between 90-100dBPoer Saw,Drill/Jackhamer110Regular exposure to sound over 100dB of more thatn 1 minute risks permanent hearing lossRock Concerts(varies)110-140Threshold of pain begins around 125dB Keys and Parts
Brand Name: Songman Model Number: BT07 R Style: Headband Communication: Wireless Connectors: Bluetooth Use: Portable Media Player Function: Bluetooth Place of Origin: Guangdong China (Mainland) Usage: portable media players with bluetooth Color: different color options certificates: CE, RoHS, FCC, BQB Ear pads: ultra-soft ear pads Functions: Bluetooth, FM Radio, TF Card, Aux In Distance: 10 merters Battery: Lithium battery Working time: 8 hours Adaptor plug: stereo 3.5mm AUX IN Package: giftbox Packaging & Delivery Packaging Detail: Giftbox, window box, blister box Delivery Detail: 30 days Specifications 1. Stereo bluetooth headphone with handsfree function 2. With soft silicone handband and shinning earcovers 3. 8-hour working Features: 1.Easy to use, built-in microphone2.with or without FM radio, TF card slot3.Built-in 350am lithium battery, connect USB cable to charge Bluetooth headphones can work with bluetooth enabled devices such as mobile phone, Laptop, PC, &am
Brand Name: OEM Model Number: B04 Style: Ear Hook Communication: Wireless Connectors: USB Use: Mobile Phone Function: Bluetooth,Noise Cancelling Place of Origin: Guangdong China (Mainland) size: 45*14*8mm weight: 7g material: ABS color: white,black packing: gift box Packaging & Delivery Packaging Detail: gift box Delivery Detail: 10-15days Specifications bluetooth version:V3.0+ EDR,. work range:10m. standby time:110 hours talk time:4 hours. charge time:2 hours Features:1.Iphone/iPad can indicates the power situation.2.It can connect two mobile phones at the same time,which has bluetooth function.3.Long pressing multifunctional key,it dials last call number.Short pressing multifunctional key,it is for playing music.4.Support audio stream.If you remove ear hook and use a stereo earphone to connect MP3,computer etc for enjoying music. 5.Making pairing automatically.Itself searches and connects bluetooth mobile phones in neighborhood.6.Package include:1pcs stereo earphon
Brand Name: USBNOVEL Model Number: UST-BHF22 Style: In-Ear,In-ear Use: Mobile Phone Function: Bluetooth Place of Origin: Guangdong China (Mainland) Usage: Mobile Phone Specifications bluetooth hand free,bluetooth headset,bluetooth earphone bluetooth hand free,bluetooth headset,bluetooth earphone Description:- Technology: Bluetooth version V2.0 + EDR. Transmission Products: 10 m Support for Bluetooth headsets, hands-free, A2DP and AVRCP functions Size: 55mm x 24mm x 27mm. Weight of the product: about 20.1 grams Call Time: 6 hours standby time: 150 hours. Charging time: 3 hours Audio: stereo
Brand Name: cect Model Number: CGZG8112 Style: Headband Communication: Wireless Connectors: USB Use: Mobile Phone Function: Bluetooth,Microphone Place of Origin: Guangdong China (Mainland) Specifications Headphone remote control +/-,On/Off,Play/Pause,Previous/Next Wireless connect with PC USB adapter can plug and play Wireless 2.4G stereo bluetooth headphone for PC Wireless listening stereo music in PC Realize remote two-way communication via international network With Hi-Fi sound like CD sound effect Remote control music playing state ( Like remote control of music playing, stop, last/next choose, and volume+/-) High fidelity, omini-directional design of microphone, with clear voice, no echo. USB adapter can plug and
Specifications bluetooth headphone for MP3/mp4/mobile/tablet pc 1.bluetooth 2.support mp3 3.support card reader function,1GB-32GB skype: batterystar bluetooth headphone for MP3/mp4/mobile/tablet pc 1.bluetooth2.support mp33.support card reader function,1GB-32GB Specification:S3 function description>input voltage:+3.7(lithium battery) >load current:16*2 >support mp3,wma,wav format aydio file>Maximum current sound:less than 1MV >working current(power dissipation):less than 40MA,battery can have 10 hours of continuous play >support card reader function,1GB-32GB >support usb sound card funtion >short press recording button enter record mode.meanwhile,recording indicator light flashing slowly >in the recording process,short press the record button to stop recording.At the same time playing just of recording documents.long press the record button enter the recording file,press"up"and "down"button to choose the file which you need to
Specifications 1.Portable wireless music headphones for Phone 2.Answer and dial out phone convert automatically 3.Strong compatibility
Specifications 1. Bluetooth Version: V2.1 EDR 2.Type: Stereo headphone with internal mic 3. Operation Distance: 10 m bluetooth stereo headphone balck color , wireless blue headphone for presonal at home & school. 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 200 hoursMusic Playing Time7 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, 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 e
Specifications Supper mini Stereo bluetooth headset for mobile phone Best quality,Best price,Best service OEM/ODM Specification:1.Innovation earbud design , concise ,fashion ,comfortable 2.Compact size for easy carrying 3.Stereo great sound quality and good response4.Automatic connecting function , multipoint connection 2013 newest V3.0 stereo bluetooth headset for smart phoneFeatures:1 .Ultra Slim and Ultra Smart Design. it is look 3mm thin.2. Innovation earbud design, Pick it to wear and talk directly, save the hook.3. Support A2DP output, enjoy music from Smart phone or MID.4.Multipoint connection, Keep 2 devices linking at same while.5.Echo cancellation and wind noise Reduction, Keep talk clearly anytime.6.Long time Standby time, 60mha Li-polymer battery.7.Adjust voice, Extra plus the key to control volume.8.Easy Charging, Universal Micro usb 5pin for charger adapter Product spec: Model Number:CoteBH006Support profile:Headset, Hands-stereo Support
Specifications 1.Correspond With V2.1+EDR 2.Frequency Range:2.4026GHz-2.480GHz 3.Easy to charge by USB-Micro USB cable Features and Functions: Touch control stereo bluetooth headsetStatic Current: Under 10UAWorking Current:Under 30mABluetooth Protocol:A2DP,AVRCP,HFP,HSPWorking Voltage:4.2VCharge Current:30mA---150mA(Red LED light up)Max Headset Output Power:L 20mw R 20mwBattery Capacity:30m AH 3.7vCharge Time:3 hoursWorking Time:Above 8 hoursBattery Life span:≥300 times rechargeableAvailable Distance:≥10M (Open and no block)Input Voltage:DC 5V/200mA (Can be connected to USB port)Standby Time:Above 30 hoursOutput Power:Class 2Support Bluetooth 2.1 version +EDR Technical Specifications 1.Correspond With V2.1+EDR 2.Headset Profile,Handsfree Profile and Advanced Audio Distribution Profile(A2DP) 3.Frequency Range:
Brand Name: HONSON Style: Headband Communication: Wireless Use: Other Function: Bluetooth Place of Origin: Guangdong China (Mainland) Packaging & Delivery Packaging Detail: sealed blister Delivery Detail: 2-3days Specifications Mic Wireless Bluetooth Headset Stereo Headphone For PS3 laptop cellphone Iphone Description:- Working with PS3 gaming and most Bluetooth cell phones.- Blocks 4 times the external noise keep your conversation scrystal clear.- Ultra fashion, compact and light-weight design for comfortable fit.- Over-the-head headband ensures stable fit.- Concave ear cushion for confort and improve sound.- Left or right side microphone placement. - Bluetooth v2.1,CSR Blue Core 6.- Up to 8 hours talk time and 200 hous standby. Specification:- Bluetooth protocol: Version 2.1- Support Bluetooth headset, handsfree profile- Redial the last call Reject call- Volume adjustable- LED indicates connection- Frequency:2.4GHz- 2.4835GHz,ISM Band- Longest standby time: 200
Specifications Bluetooth Headset for Motorcyclist with Intercom Function 1.800 meters range 2.Up to 120Km speed 3.Support MP3/4 player Bluetooth Headset for Motorcyclist with Intercom Function 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 phones, intercom calls, stereo music; *Mobile phone first, ca
Specifications 1) bluetooth headset help you enjoy music wirelessly 2)Support FM, can receive high-quality stereo radio. 3)support TF card Specification of Bluetooth headset(YP-701)1) Bluetooth version :V2.1+EDR 2) Operation distance:10m 3) Range of frequency:2.4 to 2.4835GHz ISM band4) Sensitivity:85dB Specification Of MP3/FM1) PC interface: USB2.02) Music format: MP3 /WMA 3) TF card support :128M-32GB4) FM frequency response: 87.5-108MHZ5) Rechargeable lithium battery:350mAh Specification Of Headphone1) Type: stereo headphone with MIC 2) Speaker : φ40mm3) Sensitivity: 115Db S.P.L at 1K
Brand Name: OEM Quality Model Number: 20130525091 Style: Headband Communication: Wireless Connectors: 3.5mm Use: Portable Media Player Function: Bluetooth,Waterproof,Noise Cancelling,Microphone Place of Origin: Guangdong China (Mainland) Speaker size: 40mm Sensitity: 115dB+3dB Impedance: 32Ω Frenquency response: 10-20kHz Cable: 1.2m Plug size: 3.5mm golden jack Warranty: 180 days Inspection: all strictly tested Features: Good after sale service MOQ: 10pcs Packaging & Delivery Packaging Detail: one anti-static bag,one carton box,one foam box,one carton Delivery Detail: 2-3 working days after receiving the payment Specifications Hot Sale !!! DJ Studio Music Headphone Headset Earphone Handfree For Mobile Phone 1.Newest Arrival 2.Top Quality 3.All Test Hot Sale !!! DJ Studio Music Headphone Headset Earphone Handfree For Mobile Phone 1. 2013 popular foldable headphone2. Manufacture with competitive price & good quality3. Imprint cu
Brand Name: OEM Model Number: headset-1 Style: Headband Communication: Wireless Connectors: 3.5mm Use: Computer Function: Bluetooth Place of Origin: China (Mainland) Appearance design: white, purple, black Endurance: 8 hours warranty: 2 years warranty Packaging & Delivery Packaging Detail: Retail packing, Plastic Packing, Big Box, Custom Packing Delivery Detail: 2-5working days Specifications New fashion Bluetooth headset Frequency response range: 20-20000 hz The factory price, delivery on time 2 years warranty New fashion Bluetooth headset The main parametersProducts: moving coil headphonesWear mode: head typeFunction purpose: bluetooth headset, wireless headset, voice headphonesUnit diameter: 40 mmFrequency response range: 20-20000 hzEarphone plug: 3.5 mm plug Function parametersNoise reduction function: is (10-15 db)Bluetooth specification: supportBluetooth version: bluetooth 2.4 GHzTransmission range: 10-15 mCell types: lithium batteryBattery capacity: 400 mahEndurance:
Specifications A2DP bluetooeh headset high quality sound, slim and lightweight stereo bluetooth earphone Bluetooth Chipset: ISSC V2.1+EDR A2DP Stereo Bluetooth Headset Headphone - WhiteThe Bluetooth Stereo Headset is for you if you appreciate excellent audio quality, great wearability and laid-back design. The Bluetooth headset allows you to make or receive handsfree calls in crystal clear quality.Bluetooth version: V2.1+EDR Bluetoorh mode: HEADSET Hands-free A2DP Profile Radio frequency: 2.4GHz ISM Transmission power: Class2 Transmission range: about 20M Power charger: AC Input 110V-240V DC Output 5V Music time: about 4H Talking time: about 5H Standby: about 180H Package includes:1 x A2DP Stereo Bluetooth Headset Headphone - White 1 x User manual 1 x USB Cable 1 x US Plug 1 x Earhook 1 x Earmuffs 1 x Single Earphone
Specifications built in Stereo MP3 player Bulit-in FM,MIC Support MP3 Micro SD card Built-in rechargeable battery Micro SD FM Mic Stereo MP3 headset bluetoothSpecification of bluetooth:Operation distance:10m.Range of frequency:2.4-2.4835GHz ISM bandSensitivity:-85dbSpecification of MP3/FMPC interface USB 2.0Music format:MP3/WMATF card support:128M-32GBFM frequency response:87.5-108MHZRechargeable lithium battery:350mAhSpecification of headphoneType:stereo headphone with MicSpeaker:OD 40mmSensitivity:115db S.P.L. at 1KHZImpedence:32 ohmFrequency response:20HZ-20KHZRated power:40mwPower capacity:100mwMicphone Unit:4.5mmx2Line in Plug type:OD 3.5mm stereo audioFeatures:Allow you to enjoy digital quality music wirelessly and connect between music and phone calling freely.Support TF cardSupport FM high quality stereo audioSupport bluetooth stereo devices to receive A2DP stereo music from laptop,computer,tablet PC,Iphone,blackberry, MP3 player or any other device that supports bluetooth ste
Specifications - Bluetooth Stereo Headphone - S1000 - Stereo Bluetooth headphone for iphone - Supports Bluetooth A2DP, AVRCP - CSR Main chip Bluetooth Stereo Headset for iphone- S1000 [Features]- Stereo Bluetooth headphone with back-hang style- Supports Bluetooth A2DP, AVRCP, and HS/HF profiles- Features CVC Software echo/noise cancellation for reducing noise - Wirelessly enjoy stereo music from all A2DP-enabled devices, such mobile phones, PDA, PC etc - Switch automatically from remote controls on the headset allow you to play, skip and select your music tracks.- Up to 20 hours of music playback time [Specification]- Bluetooth Specification v2.1+EDR class 2 - The latest version of A2DP1.2 and AVRCP1.0 profiles support- Supports Bluetooth Headset and Hands-free Profile(HFP 1.5)- RF Frequency Range: 2.402-2.480GHZ, 2.4G ISM band- Radio Performance: Receive Sensitivity of -90dBm, TX Power Max 4dBm- Frequency Response: 20 Hz - 20 KHz, Very high Signal to Noise Ratio (SNR):95 D
Style: Headband Communication: Wired Connectors: USB Use: computer mp3 phone Function: Bluetooth,Noise Cancelling,Microphone Place of Origin: Guangdong China (Mainland) clour: black blue pink orange white red Packaging & Delivery Packaging Detail: gift box carton box Delivery Detail: within 3 days Specifications 2013New desigh bluetooth headphone 1; 2013 New desigh bluetooth headphone 2; Best prices 3; Good quality AAAContacts: Contact Person: Mia YuSkype: mia20131411MSN: YU Mia 2013 New desigh bluetooth headphone Premium quality, Best priceOrder it quickly, or you will miss it. Bluetooth version : Bluetooth v3.0+edr Volume Control : support Bluetooth Protocol : Support a2dp, avrcpValid Range : 20 meters Charge type : usb5pin socket charging Working Hours : 18 hours Standby time : 380 hours Product show :
Specifications 1.Bluetooth 2.1 wireless transmission protocol 2.High SNR Bluetooth audio connection 3.Hidden Omni-directional Microphone High SNR Bluetooth Headset (Nbth03) Bluetooth 2.1 wireless transmission protocolTransmission distance and range(10m, 360°)High SNR Bluetooth audio connectionNo wire, no transmitter, no software, no setup, it is easy and fast.Automatic Switch-over between calls and musicHidden Omni-directional Microphone Low power indicator Adjustable headband and folded Working duration:15h,charging duration:4hHeadset Spec.: frequency response:20-20KHz,SRN:85dB, working Voltage:3.7V,current:30mAMicrophone Spec.:100Hz~10kHz&SRN≥55dB&Sensitivity:-42dB
Brand Name: Yeefaa Model Number: BTH002 Style: Headband Communication: Wireless Connectors: USB Use: Mobile Phone Function: Bluetooth,Waterproof,Noise Cancelling Place of Origin: Guangdong China (Mainland) Packing:: color box Usage:: Mobile Phone Unit Price/Payment:: FOB Shenzhen. T/T Origin:: Shenzhen,China Transportation:: by sea/air/express Packaging & Delivery Packaging Detail: Color box Delivery Detail: 5-7days Specifications Stereo Bluetooth Headset BTH002 Embedded mic for hands-free conversation from Bluetooth-enabled mobile phones stereo music Stereo Bluetooth Headset BTH002FeatureExtreme comfort from adjustable head hand and earplug.Embedded microphone for hands-free conversation from Bluetooth-enabled mobile phonesEnjoy stereo music wirelessly from Bluetooth A2DP devices.Pause the music & Play back automatically when receives an incoming callSupport remote control of play/pause, previous/next track, volume up and volume downCall transfer between the headset and Blu
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 Either wear the ear tip or the loop Mini, compact and a perfect fit Volume adjustable Low voltage alarm by voice and light Detailed Product DescriptionFeatures:Either wears the ear tip or the loopMini, compact and a perfect fitVolume adjustableLow voltage alarm by voice and lightReject callVoice activated dialingRedial last coming number Specification:Specification: Bluetooth V2.0Size: 40.5X 19.7 X 10.8 mmChipset: BROADCOMFrequency: 2402MHz-2481MHzTransmitted power: Class 2(MAX 4dBm)Received Sensitivity: -80dBmCharging power sourcing: 5VDC/500MaBattery: Rechargeable Li-ion battery 80mAhWorking voltage: 3.7VCharging time: about 120 minutesTalking time: over 4 hoursWeight: 9gStandby time: over 130 hoursOperating range: 10 meters