Ear Muff NFC Stereo Bluetooth Headphone/Headset/Handsfree OEM Z-B90
Specifications 1.Portable wireless music headphones for Phone 2.Answer and dial out phone convert automatically 3.Strong compatibility
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HC-BH29 Ear-hook Echo and Noise Cancellation Bluetooth Headset
Specifications Ear-hook echo and noise cancellation bluetooth headset Dual-microphone CVC v5.0 achieves over 30dB dynamic noise suppression, products Description: Ear-hook echo and noise cancellation bluetooth headset KEY FEATURES:Dual-microphone CVC v5.0 achieves over 30dB dynamic noise suppression,highquality sound;echo and noise cancellation;Packet/bit error correction technology to improve audio quality due to airinterference;Operating range: 10M SPECIFICATION:Bluetooth Specification:v3.0+EDR class 2;Support:HFP V1.5 and HSP V1.1 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 Db,Total Harmonic Distortion(THD):0.1%;3 Button design : MFB,VOL+,VOL-;LED Indicator Status : Blue, Red;Battery:Recharge
New Private Stereo Bluetooth Headset
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
Wireless Bluetooth Headset
Specifications Wireless bluetooth headset/mobile Enhancement Miniature,Wireless,Mobility Specifications:1.Bluetooth standard:V2.1 with EDR2.Transmission:Class 23.Working range:10M4.Frequency range:2.4GHz Spectrum5.Speaker output:<90db6.Talking time:4 Hours7.Standby time:100 Hours8.Supporting profiles:Dual headset and handsfreeMay vary due to the user a habit,different models of operation,and mobile phone settings.
Sport Stereo Wireless Bluetooth Headphone For Mobile,laptop,computer,MID
Specifications 1.Bluetooth V3.0,High-end audio quality 2.compatible with smart phone,car aux,home hifi,etc. 3.With an universal 3.5mm audio Sport stereo wireless bluetooth headphone for mobile,laptop,computer,MID specification: Bluetooth VersionV3.0Operating Distance10-15mBatteryBuilt-in rechargeable li-polymer batteryCharging PlugAC chargerDimensions51.8*18.4*14.5mmHeadset WeightAround 9.4gMultipoint TechnologyNoMulti-function Button On/OffYesStandard Bluetooth FeaturesYesStandby Time (days)7Supported ProfilesAVRCP,HFP,A2DP and HSPTalk/PlayTime (hrs)7In the Box1xbluetooth stereo transmitter receiver 1xstereo earphone1xAC charger1xUser manualOther Specifications1.Clip-on design with 3.5mm audio jack2.MicroUSB charge connection3.Voice dialing and LED indicaion4.Can works with home hifi,smart phone,corded headphone,car aux and RCA audio cable
Bluetooth Headset For T9,accept Paypal
Specifications Bluetooth Headset for T9 -Bluetooth v2.0 -Small and light bluetooth headset -Automatic connecting function Product Name: Bluetooth Headset for T9 Details:*Bluetooth Version: 2.0 *Operating Distance: 10m *Battery: Built-in rechargeable li-on polymer battery *Charging Plug:A/C charger,Micro-USB *Dimensions:33mm*16mm*20.5mm *Headset Weight:around 4g *VOIP:Support *Multipoint Technology:No *Music Streaming:No *Multi-function Button On/Off:Yes *Standard Bluetooth Features:Yes *Standby Time (hrs):60 *Supported Profiles:Headset 2.0 *Talk Time (hrs):3 *In the Box:1 Mono headset 1 AC charger 1 Earhook
Foldable and Retractable Bluetooth Headphone& Headphones
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
Factory Price Branded Bluetooth Headphones For Running or Exercising
Brand Name: Guideray Model Number: earphones Style: Headband Communication: Wired Connectors: 2.5mm/3.5mm/6.3mm Use: mp3/mp4/mobile phone/laptop computer Function: Bluetooth,Waterproof,Noise Cancelling,Microphone,telephone/mo3/mp4/laptop computer Place of Origin: Guangdong China (Mainland) Brand: Guideray company Sound: super bass Appearance model: headphone Color: silver/gold Earlap material: ABS Cord material: PVC/PU/TPE/Fabric/Aluminum foil options Line supervisor: 1.2m Pin Size: 3.5mm Transfer material: copper Packaging & Delivery Packaging Detail: 1)OPP bag ,Blister package or colorful box package with your own LOGO or neutral package. 2)Can be customized package available Delivery Detail: Within 7 days after receiving order Specifications 3.5mm plug branded bluetooth headphones 1.Cord PVC/TPE+ABS 2.OEM/ODM is welcome 3.CE / RoHs/FC Advantages factory price branded bluetooth headphones for iphone/samsung/laptop1. Fashion design, various colors
Sport Stereo Wireless Bluetooth Headset Headphone For IPhone 4 4s
Specifications 1.high-definition surround sound 2.noise-isolating ear buds 3.Low price from Factory... Function: Bluetooth Sport Stereo Wireless Bluetooth Headset Headphone For iPhone 4 4s Features:Switch from music to calls with the press of a button Integrated touch sensitive controls Behind-the wearing style helps provide a comfortable and stable fit Water and sweat resistant Enjoy up to approximately 4 hours music listening, 4 hours talk or 6 days standby time from a single charge 160 mAh lithium-ion rechargeable battery Version 2.0 Bluetooth wireless technology for better call quality, less interference and faster connections Class 2 Bluetooth wireless technology range up to 10 m (33 ft) Mini USB connector for charging Specifications:1. Bluetooth version: Version2.0/Class2 2. Operating Distance: 10 Meters 3. Range of Frequency: 2.4GHz-2.4835GHz ISM Band 4. Operating Rang: Up to 10 Meters 5. Typical Talk Time: 4 hours 6. Typical Standby Time: 160 hours
V3.0 Bluetooth Headphone With High Bass Performance
Specifications 1.v3.0 bluetooth headphone with high bass performance 2.high quality headphone 3.fashonable, foldable headset. v3.0 bluetooth headphone with high bass performance Advantage 1. Softy leather ear-pud and closed type headphone design for wearing comfort and excelent noise-cancel function.2. Foldable headband for convenience carry, you can enjoy the music or pick up you phone in your trip.3. Specially designed damping perforation, strong bass respponse.4. Powerful magnet systems and lightweight diaphragm to provide high--quality sound.5. Bluetooth V2.1 Stereo Headphone,Class II Specification Transmission range:15-20MReceiver range:10m / 360.Talking time:30hoursCharging time:3-4hoursStandby time:180hoursChipset :CSR Speceification: 1.Bluetooth V2.1 Stereo Headphone,Class II 2.Battery:rechargeable lithium-ion polymer battery (3.7V/600MA/h)3Charger power:computer
10 Meters LED Bluetooth Headphone and 6color Fashionable Colorful Fashionable Stereo Bluetooth Headset
Specifications 1,Radio-communication technology 2,Talk time:up to 11 hours 3,Low factroy price 4,fashionable 5,10 meters distance 10meter LED bluetooth headphone and 6color fashionable Colorful fashionable stereo Bluetooth headset SPECIFICATIONS Model noBH-03Ver.Bluetooth V3.0+EDRBluetooth ProfilesHSP,HFP,A2DP,AVRCPEffective Range10MetersMusic Time10 HoursTalk Time11HoursStandby TimeUp to 250 HoursIuputDC : 5V/180mAhCharge Time2.5 HourDimensions162*153.5*32mm About BH-02BH-02is a stereo headsetwith Bluetooth technology. It supports the following Bluetooth profiles:HSP —— Headset ProfileHFP —— Hands-free ProfileA2DP—— Advanced Audio Distribution ProfileAVRCP——Audio/Video Remote Control Profile Chargi
Bluetooth Headset HM1500
Specifications Luxury Design Wireless Bluetooth Stereo Headset Heart shaped Earphone Headphone for Universal Mobile phone S3 S2 lStylish clip-on headsetHM1500 is stylish clip-on design. Using a clip to attach the headset to your clothes, use a comfortable earpiece and microphone for the protection of privacy. lVibrationUse the vibrating alert for call notification in noisy environments or when your handset is on silent. lNoise reduction and echo cancellationEliminate unwanted background noise during calls with noise and echo cancellation DSP technology for crystal-clear conversation. lAdvanced multipoint-connectivity with two mobile phonesThe HM1500 boasts multipoint technology, allowing direct connectivity between HM1500 and two mobile phones. lAutomatic volume adjustmentWith automatic volume adjustment, HM150 will raise the volume of your conversation automatically when the background ambient noise level increase, and lower the volume when background noise decrea
Sport Bluetooth Headphone MiNi Headset/ Rechargeable MP3 Headphone
Specifications Sport Bluetooth Headphone Headset Red,Pink,Green,Grey,Blue CE ROHS Great Sound Performance,3 Years Warranty Fast Delivery Sport bluetooth headphone MiNi headset/ rechargeable MP3 headphone read SD card cordless headset rechargeable and wireless bluetooth function various used for mobile phone, SD card read, MP3 Product Feature Introduction: 1.Hi-fi card read headphone; 2.Support 16GB TF card music playing; 3.Neckband design with good appearance and fashion; 4.Hi-fi sound make you enjoy the wonderful music; 5.Neckband used PVC material. Tenacious durable and foldable, convenient to wear; 6.Earmuff used super soft sponge, wearing comfortably, although long wearing will feel good; 7.Built in battery can be used last hours. 8.Support operate system, windows98/SE/ME/2K/XP Vista MAC OS 9.2 and over; 9.USB jack to charge, using more convenient. Specification MP3 -Technical Parameter
3 In 1 Bluetooth Headphone
Specifications Specifications 1. CSR chip 2. connect 2 phones 1 time 3. play music Specifications *Brand New Wireless Stereo Bluetooth Headset *Elegant Fashion Design *High Acoustic Fidelity *Extremely Competitive Price Colors and Fashion, High Quality Wireless Bluetooth Headphone fit all brand mobile phone, tablet pc and computer accessories etc. Welcome to contect with me. Product Feature Bluetooth modelV2.1+EDRsupport agreementheadset free/ headset profiletalking time4-5hoursstandby time120 hoursvalid distance10meterscharging timewithin 2hourscharging voltageDC - 5Vwirless frequence2.4GHzTransmission powerClass 2Carton size55*43*39cmOne Carton50 pieces others 1.our products export to all over the world. 2.We guarantee each product will be checked, one by one. 3.If there are bad products, we will promptly pay compensation to customers without any charge. 4.We also sell a lot of similar ele
X2 Business Bluetooth Headset Black
Brand Name: OEM Model Number: E03638 Style: Ear Hook Communication: Wireless Use: Mobile Phone Function: Bluetooth Place of Origin: Guangdong China (Mainland) weight: 143g Packaging & Delivery Packaging Detail: Paper package Delivery Detail: 2-3 working days Specifications Bluetooth Headset 1.Transmission distance: 10M 2.Frequency range: 2.4GHz 3.Output voltage: DC 5V X2 Business Bluetooth Headset Black Introductions:This is X2 Business Bluetooth Headset Black. Freedom to exercise, move around and commute without wires to tangle or hold you back. Simplify your communications with this lightweight and versatile headset. You'll enjoy all-day wearing comfort, clearer voice transmission and superior sound quality - without wires!Features:1.Mini size and light weight2.Bluetooth stereo headset provides excellent sound quality3.Connecting people with Bluetooth4.Excellent bluetooth wireless headphone allows you to make and receive calls while on the move or in the office5.Logi
2013 Computer Accessory Caps Wireless Kinds Bluetooth Headphone
Specifications 10m wireless connection Built-in mircophone Built-in rechargeable Li-ion battery Key Specifications : 1.Transmission Mode : GFSK 2.Bluetooth® : V2.1 + EDR 3.Frequency response : 30 Hz – 20KHz 4.Operating voltage : 3.7 V 5.Distortion : <1% 6.Signal-to-noise ratio : > 80 dB 7.Operating distance :10m 8.Music playing time : About 10 hours 9.Standby time : About 300 hours10.Charging time : About 4 hours Features: 1. Built-in CVC echo cancellation, DSP Noise reduction2. AAC(optionalfor sound enhancement3. Embedded microphone for hands-free co
2013 New Bluetooth Headset With Microphone
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.
High Quality Sport Bluetooth Headset, Bluetooth V2.1
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
2013 The Lastest Fashion Bluetooth Headphone
Brand Name: OEM Model Number: HDP-155 Style: Headband Communication: Wired Connectors: 3.5mm Use: Computer Function: Bluetooth,Noise Cancelling Place of Origin: Guangdong China (Mainland) Color: Red,Green,Purple,Yellow,Blue,Orange,Pink Item: bluetooth headphone OEM: Accpet Package: Blister packing Gift box Polybag Sample: free Packaging & Delivery Packaging Detail: Blister packing Gift box Polybag Delivery Detail: 5-22 days Specifications fashion bluetooth headphone 1. Cool design deep bass headset 2. Enriched sound and reliable quality 3. Competitive price 2013 Fashionable Wireless Bluetooth Headphone Specification : Bluetooth version: Bluetooth V3.0+EDRSupports: HSP, HFP, A2DP and AVRCPKey: Volume up/down, Song last/next, MFB pair/pick/hang/recallEffective range: 10 metersWorking time: Music: Up to 10 hoursTalk: Up
Wholesale Wireless Earpiece Bluetooth Headset For PS3 Online Game
Specifications Wireless Bluetooth Headset For PS3 Game 1.20-degree variable mic arm 2.Provides perfect sound quality 3.Volume adjustable Wholesale Wireless Earpiece Bluetooth Headset For PS3 Online Game Product Specifications:
Bluetooth Headsets Earphones Convenient For Sports
Specifications 1. Bluetooth Headsets Earphones Convenient For Sports 2. Built in Microphone 3. Stereo 4.Color: Black,red,blue,green Bluetooth Headsets Earphones Convenient For Sports Features:1. Wireless appreciation in the mobile phone play the stereo music.2. listen to the radio broadcast computer stereo music.3. Use the network to realize the remote wireless two-way conversation.4. Radio listening to the stereo music, dial out, answer the call to be automatic conversion.5. Portable back-hang design, convenient for sports.6. Allow you answer the phone anytime and anywhere.7. Built in Microphone for Handsfree Cell Phone use.8. Can answer calls from any phone. Specifications: ColorBlack/Red/Blue/GreenWeight75gButtonsPlay/ Pause, VOL +, VO -, Call/ ReceiveCharging time1-2 hoursPlay time4 hoursStandby time250 hoursUSB Cable LengthAbout 62 cm/ 24.8''Bluetooth versionV2.1+EDAudio range2.402GHZ~2.480GHZ ISM BandBatteryBuilt-in lithium battery (charged via 2.0 USB)Channel79cha
NFC Bluetooth Headphones
Brand Name: HAPOW Model Number: HS-BSH558 Style: Headband Communication: Wireless Connectors: 3.5mm Use: Mobile Phone Function: Bluetooth,Noise Cancelling Place of Origin: Guangdong China (Mainland) Color: White, Black Bluetooth version: Bluetooth 4.0 Chipset: CSR BC8645 Talk time: Up to 4 hours Standby time: Up to 100 hours display: iPhone status indication Weight: about 180 grams Dimensions: 18*17*5.8cm Specifications NFC bluetooth headphones 1: NFC function 2.Humanized voice ON/OFF 3.bluetooth 4.0 NFC bluetooth headphones bluetooth 4.0 Headset ;wireless headset; bluetooth stereo headset Features: *Bluetooth Stereo Headset (add NFC fuction) *Built-in APTX, AAC professional decoding Support virtual 3D surround sound In connection with the Apple computer , can support APTX, to enjoy better sound quality with Apple. *Supp
2013 VCOM Brand Best Seller Bluetooth Headphone
Specifications 1. Handfree headphone 2. Easy to carry 3. Listen to the music without the wire cable connect with the mobile Features: 1)Operating frequency range: 2.40GHz-2.48GHz2)Bluetooth V2.1compliant3)Transmitting power: Glass24)Supports Headset & Handsfree Profiles5)Range of wireless connection: 10 meters6)Built-in chargeable 200mAH lithium battery7)Talk time: 8hours; 8)Stand-by time: 300 hours VCOM Brand: History:Established in 1994. hed in 1994. Group:3 Sales Company in Guangzhou, 2 Factories in Dongguan, 1 Factory in Jiangxi Province. Power:Hundreds of employees, annual worth more than 40,000,000usd. Tenet: Bring Value to Customers, Bring Value to employees, Bring Value to the world. Goal: To be a Top Famous Global Brand Feature: Frequency:8-30KHz Sensitivity: 105db±3db Impedance:40Ω &n
Bluetooth Headset With LCD and New Design
Specifications Bluetooth headset with LCD and new design bluetooth hands free 600 contacts stored, re-dial and voice dialing supported Bluetooth Handsfree Car kit with LCDAddwords: bluetooth earphone, bluetooth headset New design with LCD make it different and special to give different experience. Function and features:1. DSP full processing, no noise and aftersound2. Incoming call display: LCD screen can display callers Name and phone numbers directly and can save 600 groups of contacts3. Voice-dialing function supported: Cell phone supplied4. Re-dialing of last calling number.5. Audio volume adjustable.6. Energy-saving: Auto power off when disconnected 5 minutes and powered on again when connected.7.
Bluetooth Headphone
Brand Name: ODM OEM Model Number: HP-042 Style: In-Ear Communication: Wireless Connectors: 3.5mm Use: Mobile Phone Function: Bluetooth Place of Origin: Guangdong China (Mainland) color: black Packaging & Delivery Packaging Detail: color window box Delivery Detail: within 15 days Specifications Bluetooth Headphone Bluetooth Headphone 1,built-in 60mAh Li-polyner Battery.2,Charging Time:1.5 hours3,Talk time:4 hours4,Standby time:80 hours5,different colors are optional6,CE approval
Stereo Wireless Foldable Bluetooth Headphone With Hifi Sounds Quality,noise Cancelling
Brand Name: Ss or customized Model Number: Ss988 Style: Headband Communication: Wireless Connectors: 3.5mm,3.5mm plug Use: mobile phone,pc,Chat on MSN,SKYPE,QQ in wireless Function: Bluetooth Place of Origin: Guangdong China (Mainland) Work frequency: 2.40GHz-2.48GHz Bluetooth edition: V2.1EDR Transmitting power: Glass2 Distance: 10-15 meters Talking time: 7hours Charging time: 1-2 hours Packaging & Delivery Packaging Detail: 12pcs/ctn carton size:47.5*27.5*58cm box size:26*9.4*23cm 1carton:0.076cbm 20'Container:328ctn(3936pcs) N.W.:12kgs G.W.:13kgs Delivery Detail: Sample lead time:10 days.order lead time:15-25days. 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
Wireless Bluetooth Headphones With Mic For Laptop/ PC P-HEADPHONE013
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
Anti-radiation Bluetooth Headset For Iphone 3/4/4s/5
Brand Name: bluetooth headset Model Number: coco pop phone Style: Headband Communication: Wired Connectors: 3.5mm Use: Aviation Function: Waterproof,Noise Cancelling Place of Origin: China (Mainland) Plugs type: 3.5 mm DC plug Cable length: 2.5m Function button: Volume control, answering/hanging up button, LED light Net Weight: Net Weight color: Blue/Red/purple/yellow/pink/green/orange/black/pearly white Material: ABS+Rubber paint coating Packaging: 260mm X 93mm X 75mm Gift box/Carton box/customized box Size: 215mm X 70mm X 60mm Certification: CE,ROHS,UL,FCC Packaging & Delivery Packaging Detail: Gift box/Carton box/Plastic box/color box/customized box. Delivery Detail: 3 to 5 days Specifications bluetooth headset 1.Anti-radiation coco phone 2.Cable length: 2.5m 3.Plugs: 3.5 mm DC plug 4.CE,FCC Anti-radiation receiver for iphone 3/4/4s/5, ipad, itouch, mac book, mobile phone, tablet pc and computer.coco pop phone : Anti-radiation coco phone
Sport Bluetooth Headphone Headset
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
New Arrival Multi-point Technology Bluetooth Headset Headphone BH29
Specifications Multi-point technology bluetooth headset BH29 Bluetooth Echo and Noise Cancellation Headset Dual-Microphone New arrival Multi-point technology bluetooth headset headphone BH29 Feature :Dual-Microphone CVC V5.0, Echo and Noise Cancellation, Packet/bit Error Correction TechnologyBluetooth Specification V2.1+EDR class 2 Supports connecting to two phones simultaneously Rechargeable 80mAh Li-Polymer Battery Normal charging time: Max 1.5 hours Talk time: Up to 4.5 HoursStandby time: Up to 120 hours Specification * Bluetooth Specification v2.1+EDR class 2 * Multi-point technology, CSR BC6150 chip* HFP V1.5 and HSP v1.1 support* RF Frequency Range: 2.402-2.480GHZ, 2.4G ISM band* Radio Performance: Receive Sensitivity of -90dBm, TX Power Max 4dBm* Frequency Response: 20Hz- 20kHz, Very high Signal to Noise Ratio (SNR): 95Db,Total Harmonic Distortion(THD): 0.1%* 3 Buttons design: MFB, VOL+, VOL-* LED Indicator Status: Blue, Red* Rechargeable 80mAh Li-