Brand Name: (FLYING)OEM Model Number: 210BT Style: Headband Communication: Wireless Connectors: USB Use: Portable Media Player Function: Bluetooth,Noise Cancelling,bluetooth Place of Origin: Guangdong China (Mainland) COLOR: red,blue,yellow,etc shape: fashionable and popular distance: 10m Packaging & Delivery Packaging Detail: blister packing Delivery Detail: 10-15days Specifications Bluetooth 2.1 wireless Automatic Switch-over between calls and music No wire,no transmitter,no software,no setup to connect. Description: Bluetooth headset &
Model Number: Arhythm-003 Style: Ear Hook Communication: Wireless Connectors: Bluetooth Use: Mobile Phone Function: Bluetooth Place of Origin: Guangdong China (Mainland) Color: All colors Packaging & Delivery Packaging Detail: Gift box packing per unit, strong export outer carton. Delivery Detail: Within 7-10 working days after payment arrived Specifications Hotest Bluetooth Headphone wireless stereo bluetooth headset;Bluetooth specification v3.0+EDR class23;Rechargeable battery. Arhythm-003 FeaturesBatteryRechargeable 520mAh lithium batteryMaterailPlasticWeight138gTalk time24 HoursStand-by time30 DaysCharging time6 HoursDesignPortable foldable;scaleable Distance8-10 MetersFrequency range2.40GHz-2.48GHzTransmitting powerGlass2Bluetooth versionV3.0+EDRDevices SupportedAll digital devices with bluetooth functionPrinting Options:Silkscreen&Digital printing,Water transfer printingPacking DetailsDemension85mm*85mmPackaging size186mm*78mm*210mm Feature:Most advanced buletooth technology
Specifications Bluetooth Headphone For PS3 1:High Capacity Lion Battery 2:Energy saving,6H Talk Time 3:Support AVRCP 4:Bluetooth 2.1+EDR Bluetooth Headphone For PS3 Video Game,Computer and Mobile Phone Feartures: CE,ROHS,FCC and BQB approvalBluetooth Version 2.1+EDRSupports AVRCP, HSP and HFPNoise Cancelling Function Bluetooth HeadphoneExtremely good quality,superior clear voiceErgonomic and Fashion designRemovable ear-hook fits either earBluetooth Handsfree Headset,compatible with most Bluetooth DevicesHigh Capacity&Rechargeable Lion BatteryExtremely Light:Only 7gAutomatic cennecting functionEnergy saving function,200% longer talk timHandsfree,answer/reject call and call the last coming NO.Voice Dialing,Re-dialing functionTechnical Paramiter: Frequency range:2.4GHz-2.48GHzTransmission power:class2Transmission distance:10MOperating voltage:3.6VOperating current:≤35mAStandby current:≤2mACharger power:Input 100~240V AC,Output 5V DCWorking temperature:-20&d
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.
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
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: QR Model Number: QR-C918 Style: Headband Communication: Wireless Connectors: USB Use: mobile phone, Laptop, PC, & PSP , Table etc. Function: Bluetooth,Waterproof,Noise Cancelling Place of Origin: Guangdong China (Mainland) Color: Blue Yellow Red Pink White Black Packaging & Delivery Packaging Detail: 1pc/strong blister box, 500 pcs/ctn Customized welcome Delivery Detail: 1pc/strong blister box, 500 pcs/ctn Customized welcome Specifications 2013 New-style Stereo Headset V3.0 Bluetooth Headphone 2013 New-style Stereo Headset V3.0 Bluetooth Headphone Specifications: 1)Bluetooth headphone lets you listen to music or take phone calls wirelessly2)High-quality speakers deliver crisp,rich sound.3)Accept incoming calls or toggle between tracks with the touch of a button4)Lightweight,comfortable design for all-day listening, headphone string retractable5)Compatible with bluetooth enabled devices,such as most computers, cellphones, For iPhone/iPad/iPo
Model Number: HC-BH29 Style: Ear Hook Communication: Wireless Use: Mobile Phone Function: Bluetooth,Noise Cancelling Place of Origin: Guangdong China (Mainland) weight:: 0.078kgs size:: 6x13x21cm packing:: blister packing MOQ:: 100 Operating range:: 10m LED Indicator Status :: Blue, Red charging Port:: Micro 5PIN USB Charger adapter Output :: DC 5V&200mA Talk time:: Up to 4.5 Hours Standby time:: Up to 120 hours Packaging & Delivery Packaging Detail: blister packing Delivery Detail: the same day we got your payment Specifications Ear-hook high quality sound bluetooth headset Dual-microphone CVC v5.0 achieves over 30dB dynamic noise suppression, products Description: Ear-hook high quality sound 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
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.
Specifications Bluetooth headset,foldable,with MIC,handsfree Support any audio players have Bluetooth system Bluetooth V2.1+EDR standards Features and Descriptions:Bluetooth headphone, foldableSupport any audio players which have Bluetooth systems, such as iPhone, iPad, Moblie phone, computer etc- Bluetooth V2.1+EDR standards:- Receiver range:10m;- Carrier frequency:2402MHz-2480MHz;- USB interference: High speed USB 2.0;- Battery: rechargeable lithium-ion battery;- Successive working time: about 12 hours;- Frequency response:20Hz—20KHz- S/N ratio:_82db;- Accessory: USB Charging Cable
Brand Name: Ailipu Model Number: HP-104 Style: Headband Communication: Wireless Connectors: 3.5mm Use: mobilephone and bluetooth media player Function: Bluetooth,Noise Cancelling Place of Origin: Guangdong China (Mainland) color: attractive color optional Packaging & Delivery Packaging Detail: elegant gift box Delivery Detail: within 25days Specifications Modern design,comfortable to wear Hands free function Attractive appearnce High stereo sound quality Most favorable price Selling points:1 Modern design ,comfortable to wear with great popularity among the young adults 2 High stereo sound quality 3 Convenient function buttons brings more music enjoyment 4 Most favorable price 5 Two modes :bluetooth ,3.5audio input Specifications:Frequency response :20-20kHzSNR :over 85dB Power supply :3.5V-4.2V /60mA Working time :8-10 hours Output power : 80mWDriver Unit: Φ 45 mm*2Impedance :32 Ω Input interface :3.5mm plugBuilt-in microphone
Brand Name: MADE IN CHINA Model Number: I58 Style: Neckband Communication: Wired Connectors: 3.5mm Use: Mobile Phone Function: Bluetooth,Noise Cancelling,Microphone,RADIO Place of Origin: Guangdong China (Mainland) COLOR: RED Usage: MP3 & MP4 FM Radio: yes Bluetooth version: Bluetooth V2.0 Built-in MP3 player: yes Bluetooth standby time: about 200 hours Charging time: about 3.5 hours audio cable: 2.5mm to 3.5mm USB Cable: yes Packaging & Delivery Packaging Detail: brand new retail package Delivery Detail: in 3 working days Specifications Wireless Bluetooth Headphone FM Radio MP3 function Bluetooth V2.0 Stereo Headset I58 6 in 1 Multifunction Wireless Bluetooth Headphone (I58) I58 6 in 1 Multifunction Headphone SPORT MP3 PLAYER + BLUETOOTH V2.0 HEADSET EARPHONE HEADPHONE + FM RADIO W/ TF SLOT- Bluetooth headset with MP3 built in, FM radio, TF card support and Bluetooth wireless communication functions- Bluetooth version: Bluetooth V2.0- Operation range: within 10 meters- Buil
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 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 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
Brand Name: OEM Style: In-Ear Communication: Wireless Connectors: USB Use: Mobile Phone Function: Bluetooth,Noise Cancelling,Microphone Place of Origin: Guangdong China (Mainland) Headset version: V3.0+EDR Support profiles: Headset,Hand-free, A2DP Operation Range: 10meters Battery: Rechargeable lithium Color: Black and White Packaging & Delivery Packaging Detail: 1.paper with color box packing 2.packing according to customer's requirement Delivery Detail: 1-3 days for sample order, 3-10 days for bulk order Specifications 1. CSR chip 2. connect 2 phones 1 time 3. play music 4. for iphone,for samsung etc. Stereo bluetooth headset with two phones Specifications: mobile phone stereo bluetooth headset 1. CSR chip 2. connect 2
Brand Name: TSX Model Number: TSX-110 Style: Headband Communication: Wireless Connectors: USB Use: Portable Media Player Function: Bluetooth,Noise Cancelling,Microphone Place of Origin: Guangdong China (Mainland) Color: black white net weight: 3.3 kg gross weight: 15 kg carton size: 59*28*55 cm Packaging & Delivery Packaging Detail: middle package Delivery Detail: 15 days Specifications headset can play out clear, detailed but powerful voice. For Asian fans to provide the highest quality hearing enjoyment Soul by Ludacris is composed of the United States of America glamor award winning singerLudacris founded the professional brand headphones, from development to production. Ludacris spent a total of 3years to completion.The purpose is to the headset can play out clear, detailed but powerful voice. For Asian fans to provide the highest quality hearing enjoyment. Accessories:SOUL universal no microphone headset line 1,SOUL Apple dedicated controlData line 1Earphone portable bag1Wip
Specifications 1,Bluetooth headset,bluetooth handsfree 8015 2,In stock with competitive price 3,with safe packing,tested before shipping Features:Bluetooth headset,bluetooth handsfree model:8015Bluetooth v2.1+ EDR compatibilitySmall and compact in-the-ear design,supreme comfort and perfect fitIt can wear with removable ear hook for either earA giant leap in voice quality with 'Aurstream'Supports bluetooth headset and handsfree profilesSpeaker volume gian controlSpecifications:Supporting edition:2.1Frequency range:2.4GHz-2.48zTransmission power:Class2Trasmisssion distance:10MEnvironment Temperature:Working:-20oC-60oC Charging:0oC-45oC Operating
Brand Name: oem Model Number: BH-01 Style: Headband Communication: Wireless Connectors: 3.5mm Use: Mobile Phone Function: Bluetooth,Waterproof,Noise Cancelling,Microphone Place of Origin: Guangdong China (Mainland) Product name: stereo bluetooth headphone Color: white, black, red, pink, blue,etc Battery: rechargeable Usage: smartphone, tablet pc Microphone: build-in, invisable Working distance: 10m Charge time: 3.5hours Bluetooth version: 2.0 Sound: Hi-Fi, stero Logo: OEM Packaging & Delivery Packaging Detail: 1)standard color box. 2)user guide 3)External audio cable 4)USB charge cable or packaging it according to your request. Delivery Detail: 5~15days Specifications stereo bluetooth headphone 1) Stereo sound quality 2) FM & SD card slot 3) Support bluetooth v2.0 4) Best price and service Hi-Fi Stereo Bluetooth Headphone With FM Radio/Memory Card,Mp3 Unique Selling Points 1) This is not only
Specifications 1. Bluetooth Version: V2.1+EDR 2. Frequency range: 2.4GHz - 2.48GHz 3. Transmission power: Class 2 4. Talk time: 4 hrs H200 Super Mini Bluetooth Headset (Mono Channel) Black Introductions:The excellent cell phone headset allows you to make and receive calls while on the move or in the office conveniently. The headphone delivers high performance and remarkable sound for your cellphone. This cell phone earphone is lightweight and stylish, so that it can add more spices to your cell phone devices. The practical headset with super clear and hi-fi sound effects brings you the best listening experience. Just enjoy your music and calls with superb audio quality!Features:1. Small, lightweight and stylish2. Vibrant bass, vivid mid-range, and vivacious highs3. Experience less vibration and more of your music3. The discreet acoustic tube ear piece is comfortable to wear and allows the user to have clear sound transmission without amb
Brand Name: ODM/OEM Model Number: PB-04 Style: Headband Communication: Wireless Connectors: 3.5mm Use: Portable Media Player Function: Bluetooth,Noise Cancelling Place of Origin: Guangdong China (Mainland) Transmission distance: 10 meters Packaging & Delivery Packaging Detail: ODM/OEM Packages Delivery Detail: two weeks Specifications support normal 3.5 headphone output devices (MP3, MP4, TV, Radio, 3.5 interfaces phone support computer 3.5 headphone output and Specifications Technical standards: CSRA05 program Bluetooth version 2.1 + EDR Transmission distance: 10 meters Dimensions: length 180mm width 160mm thick 48mm Product Weight: 223g (grams) Talk time: 10 hours Standby time: 200 hours Charging time: 2 hours Bluetooth headphones features exquisite, fashion design support all Bluetooth devices clear sound, the left and right channel stereo headset super power saving anti-jamming, strong confidentiality then hang up, redial, reject a call, curved up and down, mut
Specifications Hi-Fi stereo bluetooth headset 1.support multipoint pair(connect 2 devices simultaneously). Hot Products: Hi-Fi stereo bluetooth headset 1. support multipoint pair(connect 2 devices simultaneously). 2. Block external noise excellently, with built-in CVC to offer clear conversation effect. 3. Bluetooth chipset: CSR BC5 V2.1+EDR 4. Support A2DP,AVRCP,Headset,Headfree profile. &nbs
Specifications 1. Bluetooth mobile phone and PDA 2.Bluetooth music devices 3.Easy to switch between Stereo Bluetooth Headphone Music or Phone Calls Stereo Bluetooth Headphone Descripition: Specifications:Bluetooth version:Bluetooth V2.1+EDR (SUPPORT: HSP, HFP, A2DP and AVRCP )Key:Volume up/down,Song last/next,MFB pair/pick/hang/recallEffective range:10 meters Working time:Music:Up to 10 hours,Talk:Up to 11hours Standby time:Up to 250 hoursInput:DC:5V/130mACharging time:Approx 3 hoursMicrophone:Bulid-inRechargable:USB mini 5 pin cableBH-02 is a stereo Bluetooth headset. It supports the following Bluetooth profiles: HSP —— Headset Profile HFP —— Hands-free Profile A2DP—— Advanced Audio Distribution Profile AVRCP——Audio/Video Remote Control ProfileYou can enjoy music and hand free talk wirelessly by using BH-02.function:1) Pairing with the Bluetooth mobile phone and PDA (such iPhone) which support HFP. Ans
Brand Name: IVS Model Number: L450 Style: Headband Communication: Wireless Connectors: 2.5mm Use: Portable Media Player Function: Bluetooth,Noise Cancelling Place of Origin: China (Mainland) maximum memory card capacity: 32GB: USB2.0 Packaging & Delivery Packaging Detail: Carton for shipment packing; Color packing for selling packing Delivery Detail: 7 days after paymenmt Specifications bluetooth headset: Play MMC / SD card, MP3/WMA files stored LCD screen display Netweight: 190g Polymer lithium battery Play MMC / SD card, MP3/WMA files stored bluetooth headsetConnected to the computer, read and write files to the MMC / SD card, Function for the card readerFM radio ,covering,cumpus radio band,Suitable for general radio and campus radio listening3.5mm audio output universal ports,&nb
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: YRBT V3020 Style: Ear Hook,HEADPHONE bluetooth Communication: Wired Connectors: 3.5mm Use: Portable Media Player Function: Bluetooth,Waterproof,Noise Cancelling,COMPUTER OR MP Place of Origin: Guangdong China (Mainland) Certificate: CE ROHS Brand: OEM Logo: Customerised Jack: 3.5 mm golden jack Sample lead time: 5 working days Production lead time: 30 days after 30% deposit Delivery: EXW FOB CIF MOQ: 1000 PCS Packaging & Delivery Packaging Detail: in the pp bag ,or blister , accroding to customers Delivery Detail: 15 days after the 30% deposit Specifications Bluetooth earphone for laptop and cell phone Feather: 1) OEM brand 2)Customerized 3)Easy-to- carry 4 )Waterproof Headphones bluetooth/ Waterproof bluetooth headphones Features: Multimedia Headphone for Computer, MP3/4 player. Miniature ear buds make you comfortable Suitable for children Portable frame and easy to carry Perfect voice and beautiful appearance.Specifications
Specifications 1.Stylish skype Headphone 2.For computer & Mutimedia 3.Communication headset Stylish skype Headphone for computer & Mutimedia BTH-017 Key Specifications:
Brand Name: OEM Model Number: KBT-906 Style: Headband Communication: Wireless Connectors: Bluetooth/Wired Use: Mobile Phone Function: Bluetooth,Waterproof,Noise Cancelling Place of Origin: Guangdong China (Mainland) Color: black,white,red,pink,blue,orange etc, more than six color weight: 260g Size: 170*155*34mm Packing: Color box Type: Bluetooth wireless/ wired 2 in one Bluetooth version: Bluetooth v3.0+EDR class 2 Feature: built-in microphone, call-forwarding function Support profiles: Headset, Hands free, AVRCP, A2DP Battery: 750mAh Li-polymer battery Talk time: up to 10 hours Packaging & Delivery Packaging Detail: Color box & Your OEM packing Delivery Detail: 3-7days, subject the the final order Specifications wireless/wired 2 in one foldable bluetooth headphone for cellphone/iphone/ipod *2 in one flidable design *Wireless&wired wireless/wired 2 in one foldable bluetooth headphone for cellphone/iphone/ipod ...............As you see,this bluetooth stereo headset i
Specifications It let us able to use it to talk Skype, MSN,QQ. receives audio from Bluetooth stereo mobile phone, notebook, MP3, talk phone Sports Stereo Bluetooth Headset Headphone For Samsung G alaxy S IV S4 i9500 Black Product Description
Specifications 1.Play music from bluetooth devices 2.Stereo 3.Portable external design with good quality 4.logo printing is available. New fashionable wireless Bluetooth headphone Stereo bluetooth sport headphone Bluetooth Version:V3.0+HS , compatible V3.0 ,V2.1, V2.0 ,V1.2 and standard V1.1Support Bluetooth profilesA2DP , AVRCP ,Headset Profile , Handsfree ProfileApplicable modelsCompatible with all smart mobile phone and tabletsEffective distance10 meter diameterFrequency2402MHz to 2480 MHz ISM BandMic Sensitivity45 dB (0dB=1V/pa ,1KHz)Talk time ( Fully charged )about 8 hoursStand by time( Fully charged )about 600 hoursOperating Voltage3.3V-4.2VCharging Voltage5VBattery Capacity500mACharging timeless than 4 hoursMatching method1. press power button lightly ,then the bluetooth mold of headset will open automatically 2. use your mobile phone to search the bluetooth connection "BH450B" 3. follow the tips and connect .if connected , you can us