Specifications 1.Bluetooth headphones 2.Supports bluetooth 3.Echo and noise reduction technology 4.Excellent sound quality bluetooth HeadsetSpeaker size:40mmFrequency range:20-20,000HzSpeaker impedance:32 Ohm±15%Speaker sensitivity:105dB±3dBMicrophone impedance:2200 OhmMicrophone sensitivity:-58dB±2dBMaximum power:100mwStandard operating voltage:4.5VWire length:2.2 metres
Brand Name: YANMAI Model Number: 990 Bluetooth Style: Headband Communication: Wireless Connectors: USB/3.5 Use: Mobile Phone Function: Bluetooth,Noise Cancelling,Microphone Place of Origin: Guangdong China (Mainland) model: 990 Bluetooth functions: bluetooth/wired headphone protocol standard: bluetooth V3.0+EDR Speaker size: 40mm(Dia.) Impedance: 32 Ohms Frequency response: 20Hz~20KHz standby time: 200 hours battery: rechargeable 350mAh Operating distance: 10m (Max.) appearance color: black/white/red/orange Packaging & Delivery Packaging Detail: color window gift box Delivery Detail: 30 days after 30% T/T deposit Specifications 2013 new stylish design hifi stereo sound quality bluetooth v3.0+EDR standby time 200 hours colorful appearance newest design hifi stereo bluetooth headphone 990 series Product Features1. Hi-fi stereo wireless bluetooth transmission2. Built-in EQ equalizer3. High anti-interference antenna4. Built-in large capacity rechargable lithium battery5.A
Brand Name: TianXing Model Number: bth-086 Style: Headband Communication: Wireless Use: game player Function: Bluetooth Place of Origin: Guangdong China (Mainland) Products Status: Available Bluetooth versions: V2.1 Compatibility with V2.0 and V1.2 Transmission distance: 10M(class 2) Frequency: 2.4 GHz Weigth: 0.42KG Standby time: 220 hours Talk time: 13 hours Charge hours: 3 hours Power supply: DC 5.0V / 120Ma Working voltage: 3.3--4.2V Packaging & Delivery Packaging Detail: blister card Delivery Detail: 2-3 Days Specifications 1.Bluetooth Wireless Headphone For PS3 2.For PS3 bluetooth headset 3.Bluetooth versions V2.1 4.High Quality 5.OEM Bluetooth Wireless Headphone For PS3 Features:1). Multi-point supported: 2 connections simultaneously2). Support bluetooth headset,handfree profile3) .Redial the last call ,Reject call.4). Volume adjustable.5). LED indicates connection.6). Faster connecting, clear sound, anti-interference7). Over-the-head Design8). Noise cancelin
Specifications KDB-808 colorful bluetooth Headset can make any color extisting different design for choose CE.ROHS,FCC,BQB KDB-808 colorful bluetooth Headset : Operating Instructions Calling operation: Receiving call: The cellphone rings when you are listening to music and there is implication sound. Conversation can begin as long as pressing the multifunctional power key.End the conversation:Method 1:Press the multifunctional key once to end the conversation.(Note:Press once only and do not press it for a long time.)Method 2:End the key of the mobile phone. The cellphone rings when you are listening to music, the headphone will switch from music player to connect the cellphone and the music will stop to play. When conversation ends up, the music will continue to play.Hang up call: In status of conversation, press the power key for about 2s, the call will be hang up with tone. Maintenan
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: Qixu Model Number: QX-25 Style: In-Ear Communication: Wireless Connectors: USB Use: Mobile Phone Function: Bluetooth,Noise Cancelling,Microphone,Free communication Place of Origin: Guangdong China (Mainland) Bluetooth version: Bluetooth V3.0+EDR Color: Black White Grey Usage: Phone Radio frenquency: 10m Weight: 10g Packaging & Delivery Packaging Detail: Gift box packing Delivery Detail: 5-7days after payment confirmed Specifications sports bluetooth headset 1.DSP Digital noise reduction 2.Support multi point 3.Audio playing 4.Connect two mobile phone HD music player stereo headset for Iphone Samsung Feature: 1. Digital noise reduction, free communication Based on CVC4.0 technology of DSP, echo and noise reduction function ensuring a free communication. 2. Audio playing The bluetooth headset support music application, such as music playing, podcast, GPS voice broadcast. 3. Quick Pair &nbs
Brand Name: DGS Model Number: EBE29 Style: Ear Hook Communication: Wireless Connectors: USB Use: For PS3 Online Game Function: Bluetooth Place of Origin: Guangdong China (Mainland) Powered By: Mini USB Cable Size: 10.5(L) x 5.8(W)cm Weight: 15g Warranty: 3 Months Conditon: 100% brand new Carrier Selection: DHL/ TNT/ FEDEX/ UPS/ EMS/ HKPOST Welcome: Wholesale, Drop ship. Trade Manage No.: hk1000537965 Packaging & Delivery Packaging Detail: Retail Packing Optional Delivery Detail: Around 3-5 Business Days Specifications Wireless Bluetooth Headset For PS3 Game 1.20-degree variable mic arm 2.Provides perfect sound quality 3.Volume adjustable New Wireless Earpiece Bluetooth Headset For PS3 Online Game Product Specifications: Color: BlackPowered By: Mini USB CableSize: 10.5(L) x 5.8(W)cmWeight: 15gCompatible For: PS3A must item for PS3 game usersSmall design for chatting with people onlineBlocks the external noise keep your conversation clearProvides perfect sound qual
Brand Name: USBNOVEL Model Number: UST-BHF20 Style: Ear Hook 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 Standard configuration: packaging, manuals, chargers
Specifications Bluetooth headphones with OLED display/ FM radio Suitable for ipod/iphone/laptop etc small wireless headphones Fully CE ROHS 2013 fashion bluetooth headphones,OLED display earphones,TFcard stereo handsets with FM radio ------------------------Product Performance ------------------------- 1Folding portable plug-in card bluetooth headphones 2V3.0+EDR Blooth version,High data rate; 3Support 16GB TF card music play; 4Wearing type elegant appearance design, fashionable avant-courier; 5OLED display,the play state be clear at a glance; 6Intelligent lyrics displayed function,will be played on the display lyrics(LFC format for file); 7The Hi-Fi stereo,let you move feeling,three-dimensional transparence service of music;8Wearing the soft plastic material design,comfortable wearing;98 kinds of sound choice,meet different music needs 10Take FM radio function,support campus radio 11The built-in recording function,can record outside of the audio source 12The b
Specifications 1. Cheap Bluetooth Headset Handfree 2. 100% Perfect fit 3. Sample order accepted Cheap Bluetooth Headset Handfree White DESCRIPTIONBluetooth Headset handfree Up to 5.5 hours of talk time; up to 72 hours of standby timeLightweight earpiece for a secure, comfortable fit in left or right earConvenient autopairing with iPhoneStylish anodized aluminum casingITEMS INCLUDEDHandset x 1Â Charger x 1 Adapter x 1 Car charger x 1 Welcome Wholesale from truesupplier.com
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 Main functiCon:When listening to the music,it can change to automatically when a call come. Product description : HD Voice Stereo Bluetooth headset 1.Product Specification:V2.0+EDR 2.Support profiles:Headset,handfree. 3.Talk time:Up to 10 hours 4.Power source:Built in Techargeable Li-ion battery 5.Main function:When listening to the music,it can change to automatically when a call come Technical support : HD Voice Stereo Bluetooth headsetBluetooth modelV2.0+EDRsupport agreementHeadset,handfreetalking time10 hoursstandby time180daysvalid distance10meterscharging timewithin 2hourscharging voltageDC 5vhead size49*15*7mmhead weight10gcolorany colorwhole suit weight9.2g
Specifications 1.New unique design !! 2.bluetooth stereo headphone noise cancelling 3. deep bass for DJ MODEL: JB-1002 Type: headsetWearing style: Headband Function: Bluetooth stereo NFCBluetooth specification: Bluetooth V4.0 + EDR Support Agreement: A2DP, AVRCP, Handsfree HeadsetTransmission range:10mTransmission frequency: 2.4GHzTransmission power: class 2Suitable for: all kinds of mainstream mobile phone modelsColor: red, black, white, blue, purple, green, etc. The main parametersSpeaker: 40mm diaFrequency range:20-20000HzImpedance: 32Ω Sensitivity: 105dBTotal Harmonic Distortion: ≤ 1%Operating voltage: 3.7V Operating Current: 20mANoise reduction featuresBluetooth function: supportCharging Interface: DC 2.5mmCable Access products: 3.5plugBattery Type: Li-on battery Battery Capacity: 240mAhCharging time: 2.5hours Working time: Up to 8 hours
Specifications Wireless bluetooth headphone KST-901 1. Good quality voice 2. Cheap price 3. MOQ: 1000/pcs 4. T/T,Western Union New arrivel wireless bluetooth headphone KST-901 Function: 1. Wireless listening function: It can receive the sound wirelessly from any electrical device with audio output such as TV, PC, DVD, VCD, MP3, MP4 and CD player2. FM radio: The headset can be used as FM radio separately, search and lock channels automatically Specification: 1. System: VHF/RF2. Modulation: FM3. Mode: Mono4. Operation distance > 30 meters (360 degree)5. Signal-to-Noise Radio > 50 db6. Distortion < 2% THD7. Speaker : 27mm mylar8. Frequency response: 20-20000 Hz9. Transmission Frequency : 86MHz ± 0.5MHz10. Receiving frequency 84-108 MHz ( ± 0.5MHz )11. Power Supply Headphone: 3V (2*1.5V AAA batteries)12. Transmitter: 3V(2*1.5V AAA batteries) Packing 1. With color package2. Per carton: 50/pcs3. N.W: 9
Style: In-Ear Communication: Wired Connectors: 3.5mm Use: Portable Media Player Function: Bluetooth,Waterproof,Noise Cancelling Place of Origin: China (Mainland) color: black Packaging & Delivery Packaging Detail: boxed Delivery Detail: 2-5 workdays Specifications 1. with superior bass 2.outstanding appearance 3. 1 year warranty 4. with packaging hot wireless bluetooth headphone for studio using headphones for studio using, bluetooth headphone , wireless earphone Features:1.stereo earphones with superior bass2. with revocable cable3. wonderful music experience4. With outstanding appearance in the street5. 1 year warranty Technical informations:Frequency response:19-20KHzImpedance:16ohmsImpedance :120db
Brand Name: OEM/Gaoyi Tech Model Number: B-828 Style: Headband Communication: Wireless Connectors: bluetooth Use: Mobile Phone Function: Bluetooth,Noise Cancelling Place of Origin: Guangdong China (Mainland) Support: A2DP and AVRCP Color: Black Frequency: 2400.0-2483.5MHZ Operating distance: 8-10m Charging Time: 2~3 hours Talk Time: Up to 12 hours Music Playing Time: Up to 8 hours Standby time: Up to 180 hours Packaging & Delivery Packaging Detail: Standard package: Giftbox, outer package with Carton box //Customization Delivery Detail: 15~20days after payment Specifications 1 Compatible with most Bluetooth enabled devices 2 Frequency: 2400.0-2483.5MHZ 3 Low Battery warning Features and Functions: l Crystal clear sound quality from your multimedia players and cell phonesl Music pause and play back automatically when a call comes in and fin
Brand Name: TOMO Model Number: CS1 Style: Headband Communication: Wireless Connectors: USB Use: Portable Media Player Function: Bluetooth,Waterproof,Noise Cancelling Place of Origin: Guangdong China (Mainland) Packaging & Delivery Packaging Detail: ABS bag+PC Delivery Detail: 3days for sample, 7days for bulk product Specifications multi function 4 in 1 wireless bluetooth headphones 1. Sound proof; 2. Bluetooth stereo power: 28mA 3.rechargeabl battray high multi function 4 in 1 wireless bluetooth headphones 1. Sound proof;2. Bluetooth stereo power: 28mA3.Built-in rechargeabl battray 1. Sound proof;2. Support usb file transmit;3. Micro SD card up to 32GB; 4. Support LINE-IN function;5. Latest V3.0 +EDR,third version; 6. Transmit range:10m; &
Style: Neckband Use: Mobile Phone Function: Bluetooth Place of Origin: Guangdong China (Mainland) Usage: Mobile Phone Specifications BlueTooth headset BlueTooth headseti-mate: JAM, JAMin, JASJAR, K-JAM, PDA2, PDA2K, SP3, SP3i, SP5, SP5m LG: F2400, P7200, S5200, U8210, U8290, U8360, U8380, U880 Motorola: A1000, A780, A830, A835, A925, C390, E1000, E1070, E398, E550, E770v, L6, Main Features:Kit includes Headset, Travel Adapter, User Manual Sleek, behind-the-head style Compact 1.3 cm speakers help provide comfort and a snug fit in the ear Works with all compatible Bluetooth-enabled phones Stream music from a compatible Bluetooth-enabled stereo music phone or from a compatible Bluetooth-enabled MP3 player Long play time C up to six hours of play from a single charge Music mutes or pauses when calls come in and resumes once the call has ended Control music and calls from the headphones Water and sweat resistant Supports Bluetooth Advanced Audio Distribution (A2DP)
Brand Name: kingrays Model Number: EA9501 Style: Headband Communication: Wireless Connectors: USB Use: Portable Media Player Function: Bluetooth Place of Origin: Zhejiang China (Mainland) color: blue,black Packaging & Delivery Packaging Detail: pvc box Delivery Detail: 1000pcs 7-10 days Specifications Wireless Bluetooth Headphones 1.Multifuction for PC,MP3 2.Wireless Handfree 3.BOB,FCC,CE,ROHS Wholesale New Mini Cool Creative Multifuntion Hi-Fi Handsfree Wireless Bluetooth headphones,headset Designed for an active lifestyle ,HI-FI Bluetooth Stereo Headphones combines the stylish design and reliable wireless technology in the ideal mini size units .It’s completely accord with the requirement of fashion life . Features:1. Blocks 4 times the external noise.2. Crystal clear sound with DSP.3. Support A2DP, AVRCP, headset, handfree profile.4. Redial the last call, reject call, volume adjustable.5. Faster connecting, clear sound, anti-interference.6. Listen to MP3 mus
Specifications external remote headphone stereo wireless bluetooth headset of best price 1.black,white 2.type: ear hook 3.bluetooth: 3.0 external remote headphone stereo wireless bluetooth headset of best price Features: Technical Specifications Model Stereo earphone Earphone type ear hook / dual driverWeight 10g Talk time Up to 3h , 3-3.5h for listening musicStandby time 80-100h Charging time Up to 2h Battery type Lithium ion polymer rechargeable Bluetooth standard 3.0 EDR, class IIBluetooth profiles Headset/A2DP Operating distance Up to 10m Accessories Host*1,USB cable *1,ear hook*2,ancillary earphone*1 ,manual*1Function answer/reject a call ,listening ,voice controlColor Black ,White Special functions Could connect 2 unit phone, stereo
Brand Name: Hicbest Model Number: HY13041102 Style: Headband Communication: Wireless,Bluetooth Connectors: 3.5mm Use: All phones,pads and computers Function: Bluetooth,Waterproof,Noise Cancelling Place of Origin: Guangdong China (Mainland) Name:: wireless headphone for bluetooth headphone Color: Red Technology: Bluetooth V3.0-EDR Type: Sensitivity microphone Effective Range: 30Ft Talk Time: 11hours Music Time: 10hours Charge Time: 3hours Packaging & Delivery Packaging Detail: Item size: 145*100*30mm Item weight: 162g Package size: 230*172*42mm 20PCS/Carton Carton size: 46*41*18.5cm Net weight: 3.24Kg Gross weight: 4.0Kg Delivery Detail: 3~5days after payment Specifications wireless headphone for bluetooth headphone 1.bluetooth headphone 2.earmuff bluetooth headphone 3.factory price wireless headphone for bluetooth headphone 1.Bluetooth stereo headset lets you listen to music or phone calls wirelessly2.High-quality speakers deliver crisp,rich sound3.Accept incoming calls or toggl
Brand Name: AEC Model Number: B-602 Style: Neckband Communication: Wireless Connectors: 3.5mm Use: Mobile Phone Function: Bluetooth,Noise Cancelling,Microphone Place of Origin: Guangdong China (Mainland) Transmit Range: Within 10m Charing time: 1-2 hours Charge power: Input 110/220V 50/60 Hz 150mA Standby time: 200 hours Continuous playing time: 5-6 hours Packaging & Delivery Packaging Detail: Colorful Box, Blister and Card, OEM Package Delivery Detail: 10 working days for MOQ pcs Specifications Bluetooth Headset 1.OEM ODM Produce 2.CE ROHS FCC 3.Stereo Headphone 4.Factory Produce Sport Bluetooth Headset (B-602) 1. Soft and scratch-less material2. Fashionable and sport design,valued type leads wireless life style of Bluetooth Technology.3. Wireless enjoy stereo music 4. Support phone voice dialing function.compatibility with bluetooth headphone,MP3/MP4,dial and answer phone.5. Bluetooth version: V 3.06: Automatic Switch between calls and music.Can receive and reject incoming call
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
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
Specifications wireless bluetooth headphones for laptop 1. Cool design bass headphone 2. Enriched sound 3.low price abd best quality 2013 Fashionable Wireless Bluetooth Headphone Details Bluetooth version: Bluetooth V3.0+EDR Supports: HSP, HFP, A2DP and AVRCP Key: Volume up/down, Song last/next, MFB pair/pick/hang/recall Effective range: 10 meters Working time: Music: Up to 10 hours Talk: Up to 11hours Standby time: up to 250 hours Input: DC: 5V/130mA Charging time: about 3 hours Microphone: build-in Rechargable: USB mini 5 pin cable Bluetooth versionBluetooth V3.0+EDRSupportsHSP, HFP, A2DP and AVRCPKeyVolume
Brand Name: VCOM Model Number: DE753 Style: Headband Communication: Wireless Connectors: 3.5mm Use: Mobile Phone Function: Bluetooth,Waterproof,Noise Cancelling Place of Origin: Guangdong China (Mainland) Bluetooth version: blurtooth2.1+ EDT technology Frequency range: 2.4GHz-2.4835 GHz Bluetooth distance: 10M External expansion card: TF card up to 16 GB LED indication light: YES Battery: 240mAH rech chargerable lithium-ion battery Charge voltage: 5V Music time: 8-10 hours FM range: 87M HZ-108MHz Packaging & Delivery Packaging Detail: VOCM brand blister box , OEM package Delivery Detail: 25-30 days after perpayments Specifications Top Sale Colorful Memory Card Stereo Bluetooth Headphone 1.bluetooth distance:10M 2.FM range:87M HZ-108MHz 3.low MOQ Top Sale Colorful Memory Card Stereo Bluetooth Headphone Specification Bluetooth versionblurtooth2.1+ EDT technologyFrequency range2.4GHz-2.4
Brand Name: Winnershine or OEM Model Number: UVH-001 Style: Headband,Overhead wear and wireless Communication: Wireless Connectors: 3.5mm Use: Bluetooth headphone Function: Bluetooth,Noise Cancelling,Headphone & ear warmer Place of Origin: Guangdong China (Mainland) Mane: bluetooth headphone Color: Black/red/whgrey/pantone code Accessories: Charging line Material: POM & Acrylic & Terylene Pacakge: Paper gift box hook & OPP bag Sample: Avaialble OEM order: Welcome MOQ: 500pcs Packaging & Delivery Packaging Detail: Gift box Delivery Detail: 15-20 days Specifications 1.bluetooth headphone 2.Listen to music wireless 3.Durable battery 4.Fashion and versatile design 5.Lastest bluetooth desig UVH001 knitting wireless,bluetooth headphone Bluetooth Earwarmer Headphone Features: After Bluetooth earmuff is paired to a mobile phone, it is possible to make and receive phone calls thanks to the microphone and the speaker placed respectively on the Bluetoot
Specifications The High Quality Bluetooth Headset for Iphone 1.Bluetooth stardand: V3.0 2. standby time: 60hrs 3.With BQB, FCC 4.Hot sale The High Quality Bluetooth Headset for Iphone*Working range: 10M*Talk time: 3 hrs*Standby time: 70 hrs*Charging time: less than 3 hrs*Battery: Rechargeable 60mAh Li-Polymer Battery*Charger Power: Input 100-240 V AC, Output: 5V DC Product configuration including
Specifications *Bluetooth Headset With Microphone *Frequency:2.4GHz-2.48GHz *Music time: Bluetooth 10h MP3 8h *Standby time: Up to 26h Newest cheap stereo bluetooth headset *Frequency:2.4GHz-2.48GHz*Music time: Bluetooth 10h MP3 8h*Standby time: Up to 26h Newest Bluetooth Headset With Microphone DT120s Specificaions:*Bluetooth Headset For Both Ears *Frequency:2.4GHz-2.48GHz*Music time: Bluetooth 10h MP3 8h*Standby time: Up to 26Technical parameter and specification:Frequency range:2.4GHz-2.48GHzTransmission power: Class 2Operating voltage: 3.6vOperating current: Bluetooth≤25mA Mp3≤45mAStandby current:≤0.5mATramission distance: Max.20M(open space)\Headset size: 160*125*70mmMusic time: Bluetooth 10Hours MP3 8HoursCharging time: 2-3 HoursTalking time: Up to 12 HoursStandby time: Up to 260 HoursGross Weight: 0.5KGPackage Size:18*17*7cm