Brand Name: bluetooth headset Model Number: SH202-3 Function: Bluetooth,Noise Cancelling Working range:10M: Frequency range :2.4-2.48Ghz Talk time :â¥5 hrs: Charging time:<3 hrs Standby time:⥠150 hrs: Charger power : AC input 110-240V DC output5V 24*11.2*18mm 6.5: two mic, noice cancelling Packaging & Delivery Packaging Detail: Packing Terms:Paper box, charger manual Delivery Detail: 12 working days after received your 30% deposit Specifications Specification:24*11.2*18mm 6.5 two mic, noice cancelling Bluetooth standard:V2.1 + EDR compatible V1.0 V1.1 / V1.2 / / V2.0 Transmission: class2 Working range:10M Frequency range :2.4-2.48Ghz 
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
Model Number: WK-100 Style: Ear Hook Communication: Wireless Connectors: Other Use: Mobile Phone Function: Bluetooth Place of Origin: Guangdong China (Mainland) color: Black/White Packaging & Delivery Packaging Detail: plastice bag, blister box,gift box Delivery Detail: Within 7 days after receiving the payment Specifications 1.Support 2 Mobile Phone 2.fashion design and 3,easy for your talking in busy. 4.Superior quality,good Voice Features 1. Small, lightweight and stylish2. 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 ambient noise and keeps incoming communication private4. Advanced technologies in Echo cancellation & Noise reduction ensure exceptional sound quality5. Support Bluetooth headset and hands-free headsetvoice promptmultipoint;connect with 2 phones and use at the same timeIn the iphone can show remaining power Specificat
Brand Name: xinqite Model Number: F233 Style: In-Ear Communication: Wireless Use: Mobile Phone Function: Bluetooth Place of Origin: Zhejiang China (Mainland) Packaging & Delivery Packaging Detail: Carton Delivery Detail: According to your order Specifications 1.Material:ABS+electronic elements 2.Size:2.5*1.5cm 3.Packing:Color+PVC Best motorcycle bluetooth headset Material:ABS+electronicSize:2.5*1.5cmWeight:59g Packing:color+PVCPacking:14*9*3.5cmPacking quantity:50 pcs per ctn Equipped with power charger and bluetooth headset hang
Brand Name: no Model Number: RF841172 Style: Headband Communication: Wireless Connectors: USB Use: iphone,ipad,most computers,cellphone Function: Bluetooth Place of Origin: Guangdong China (Mainland) Color: Red Black Yellow Pink White Blue etc. Packaging & Delivery Packaging Detail: color box white box polybag Delivery Detail: 30 days after sample approved Specifications 1. Bluetooth stereo headset 2. High-quality speakers 3. Frequency:20-20,000 Hz 4. Impedance:32 ohm 5. Play/Talk ~10 Hrs Specifications: Bluetooth stereo headset lets you listen to music or phone calls wirelessly High-quality speakers deliver crisp,rich sound Accept incoming calls or toggle between tracks with the touch of a button Lightweight,comfortable design for all-day listening Compatible with bluetooth enable devices,such as iphone,ipad,most computers,cellphone Frequency response:20-20,000 Hz Speaker impedance:32 ohm Transfer Distance:33 FT/10M Frequancy:2.4GHz Technology: Bluetooth V3.0-EDR Play/Talk
Specifications 1.Type:Headphone 2.Style:Headband 3.Communication:Wireless 4.Connectors:USB 5.Use:Portable Media Player Company ProfileHappy Hands was born in 1999 dedicated to distribution of informatics and new technologies products, with a customer service included. In 2007 was founded Happy Hands Group to accommodate different business operation and to manufacture our own brands. In this context, we manage our main brand: MPGTech (2009). In 2011 we signed an arrangement with Real Madrid C.F. as a official manufacture of Real Madrid C.F. in our line of sport (wireless sport). So MPGTech becomes into benchmark for products specially design to play sport and into a reference of trust and quality for our customers. Black Color Wireless Bluetooth Headphone MPG-BTH033 *Bluetooth : V2.1+EDR Bluetooth profile:HSP,HFP,A2DP and AVRCP
Brand Name: Winait or OEM Model Number: BH-905I Style: Headband Communication: Wireless Connectors: USB Use: Mobile Phone Function: Bluetooth,Noise Cancelling Place of Origin: Guangdong China (Mainland) Bluetooth: V.2.1 +EDR Earphone connecting time: 2-3 hours Waiting time: 150 hours Used: IPHONE and Android phone Operating frequency range: 2.4GHz-2.480GHz Packaging & Delivery Packaging Detail: card box,OEM package Delivery Detail: 10-30 days Specifications wireless sports bluetooth headset stereo headphone 1.Bluetooth V2.1+EDR 2.Support for IPHONE and Android phone The BH-905i Bluetooth Headset features revolutionary technology that cancels out background noise and brings optimal clarity to your calls and your music. Enjoy superior audio quality with advanced digital signal processing (DSP).Product Features: Bluetooth-enabled headphones for music and mobile conversation; twin speech microphones Hear clear music and calls with multi-microphone noise cancellation for block
Brand Name: OEM Model Number: SKU10153 Style: Headband Communication: Wireless Connectors: USB Use: Mobile Phone Function: Bluetooth Place of Origin: Guangdong China (Mainland) model: X6 color: black + red bluetooth version: V1.2 class2 transmission range: 10m frequency rang: 2.400~2.480GHz talking time: 12 hours mp3 music format: support supportf card: up to 16GB rf output power: 4dBm bluetooth/mp3/fm playing time: 10 hours Packaging & Delivery Packaging Detail: Small box packing Delivery Detail: Within 5 days for 10pcs since payment arrived Specifications New Arrival X6 Sport MP3 Player + Bluetooth Headset w/ FM/TF Card transmission range:10m talking time:12 hours support mp3,TF New Arrival X6 Sport MP3 Player + Bluetooth Headset w/ FM/TF Card Features: - Model: X6- Color: Black + Red- Bluetooth version: V1.2 class2- Bluetooth profiles: A2DP/AVRCP/HFP- Transmission range: 10m- Frequency range: 2.400~2.480GHz- RF output power: 4dBm- Built-in 3.7V 500mAh lithium
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: GMIL Model Number: BSH02 Style: Ear Hook Communication: Wireless Function: Bluetooth,Microphone Place of Origin: Guangdong China (Mainland) Specifications Bluetooth Headphone with Microphone Bluetooth Headphone - Wirelessly play/pause/skip music tracks and control volume with headset buttons- Answer calls with the built-in microphone- Driver Diameter: Φ 40mm- Maximum Power Input: Left 20mW, Right 20mW- Power Source: Built-in Rechargeable battery (330mAh, 3.7V) or via USB cable- Charging Time: approx. 3 hours- Talking Time: approx. 7 hours- Working Time: approx. 8 hours- Standby Time: approx. 50 hours- Bluetooth Version: v2.1+EDR- Available Color: Black, White, Blue, Red
Brand Name: OEM Model Number: SE-668 Style: Ear Hook Communication: Wireless Connectors: 3.5mm Use: Mobile Phone Function: Bluetooth Place of Origin: Guangdong China (Mainland) Signal Frequency: 2.4-2.48GHz Battery: 80mAh Li-Polymer Battery Talk time: 2.5 hrs Standby time: 45hrs Packaging & Delivery Packaging Detail: gift box Delivery Detail: 20 days Specifications stereo bluetooth, best bluetooth headphones, wireless earbuds Bluetooth version 2.1+EDR CE,ROHS Bluetooth version 2.1+EDR Mini sdesign,smallst zise CE,ROHS,FCC Bluetooth standard: V2.0 Signal Frequency: 2.4-2.48GHz Transmission power: Class2 Measurement: 41*16*23mm Weight: 7.12g Function: Headet/Handfree profile Working range: 10M Talk time: 2.5 hrs Standby time: 45hrs Charging time: Less than 2 hrs Battery: 80mAh Li-Polymer Battery Charger&
Brand Name: WESENT Model Number: WST-580 Style: Ear Hook Communication: Wireless Connectors: USB Use: Portable Media Player Function: Bluetooth,Noise Cancelling,Microphone Place of Origin: Guangdong China (Mainland) color: black+red, black+orange, black+green, black+silver bluetooth: v3.0+EDR functions: bluetooth, mp3 player, fm radio, headphone available distance: 10meters battery: recharge Li-polymer 180MAH frequency: 2.402 to 2.480GHz service: OEM, customize, factory Packaging & Delivery Packaging Detail: 1 PC/gift box CTN size: 61*45*51.5cm 50PCS/CTN N.W.: 15kgs G.W.: 13 kgs Delivery Detail: 2~25days Specifications 1.wireless bluetooth headphone 2.stereo bluetooth v3.0 3.with tf card mp3 player 4.handsfree phone call 5.bulit-in mic 1.Newest Fashionable design2.Built-in chip antenna for better sound,3.Friendly interface for faster connection,4.Operating range: up to 10m5.RF frequency range: 2.402 to 2.480GHz and 2.4GHz ISM band6.Radio performance: receive sensitivity of -90dBm7.TX
Brand Name: YD Model Number: ZD001 Style: Headband Communication: Wireless Connectors: 3.5mm Use: Portable Media Player Function: Waterproof,Noise Cancelling Place of Origin: China (Mainland) Packaging & Delivery Packaging Detail: colorful box package Delivery Detail: 7DAYS Specifications Wireless Earphone Wireless Net Chat Tool FM Radio Wired Earphone Wireless Monitor This item will never dissatisfy you: 5-in-1 Multifunctions (Wireless Earphone + Wireless Net Chat Tool + FM Radio + Wired Earphone + Wireless Monitor), high sensitivity, interference resistance, strong signal, outstanding performance, effective range over 8m, and reception beyond obstacle of wall.Features:* Wireless Earphone:Wireless reception from any electrical device with audio output such as full-channel TV sound, PC, game player, DVD player, VCD player, audio device, MP3 player, and CD player. Full-channel TV sound: What will you do if there is your favorite TV program but you worry about disturbing others. Use of
Model Number: ds610 Style: Headband Communication: Wireless Use: Portable Media Player Function: Bluetooth,Waterproof Place of Origin: China (Mainland) Specifications Portable headsets 1. high qualiy DJ headphone 2. cheapest price 3. with logo and retail box High quality ds610 bluetooth fashion earpieces portable headphones The manufacturers supply / Quality assurance / Faith cooperation / Customer service Welcome foreign trade companies to order a sample.Thank you for your cooperation. Support mixed order, large price advantages. Our Iron triangle headphones are of 1:1 high quality! There are Classical black and white two kinds of color Fashion interpretation of life This headphone is sourced from our Chinese factory, the 
Specifications Bluetooth Headset 1.foldable design 2.high-fidelity 3.comfortable&portable 4.extremely competitive price 2013 best wireless bluetooth headphone/headset Product configurationHeadset : 1PCGift box: 1 PC Special features: 1,Bluetooth version 2.1+EDR Class II2,Transmission distance 10M3,Folding and retractable design,easy to take with you.4,Enjoy stereo music wirelessly from bluetooth 2.1+EDR Class II devices.5,Embedded microphone for hand-free conversation from bluetooth-enabled cell phones6,When receives an incoming call,the music will pause automatically.7,Easy controls for mute ,call transfer,voice dial and call answer/end/reject.8,Support remote control of play/pause,previous/next track,volume up and volume down.9,Automatically connect to the last connected bluetooth device.10,Micro USB connector charging via AC charger or computer USB port.11,3.5mm Line in jack allows headset to work without battery. Quality control From raw ma
Specifications bluetooth headphones 1,For iPhone,ipad,PC,PDA... 2,Foldable/compact 3,Standby:300hrs 4,2013 new bluetooth headsets bluetooth headphones , New Sport wireless bluetooth headphone, foldable bluetooth stereo headset Sport wireless bluetooth headphone 1,For iPhone,ipad,Tablet PC, PDA... and any devices with bluetooth function2,Foldable and compact 3,Standby:up to 300 hrs Features: *Bluetooth version 2.1+EDR, Class II*Bluetooth Profiles: HSP, HFP, A2DP and AVRCP*Demension:151*75*156mm*Talk time&music playing time: up to 12 hrs*Standby time: up to 300 hrs*Charging time:less than 3 hrs*Battery capacity: 120 mAh*Operation distance:10 meters*Chipset:CSR*Weight:106g*Frequency Response is 22-18000 Hz Packing info.: *Pcs/Ctn:20pcs/ctn*Ctn size:44*38*38cm*GW/NW:7.5kg/6.5kg*Q'ty/20':440 ctns; Q'ty/40': 940 ctns Accessories: Charger: 1pcUser
Brand Name: Jabees Model Number: JB601 Style: Headband Communication: Wireless Connectors: 3.5mm Use: Portable Media Player Function: Bluetooth,Noise Cancelling Place of Origin: Guangdong China (Mainland) Bluetooth Version:: V3.0 with EDR, Class II Bluetooth Profle:: A2DP1.2/AVRCP1.0/HSP/HFP Talk Time:: up to 14hours Music Playback time:: up to 8hours Range:: Up to 15meters Voice Prompt in 5 Language:: English, Spanish, Germany, French, Chinese Multipoit:: Support 2 phones connection Color:: Rubber Black, White, Pink,Glossy White Product Dimension: 156 x 165 x 55mm Packaging & Delivery Packaging Detail: OEM Package as per your request Delivery Detail: 3 days Specifications Bluetooth Headphone 1.A2DP1.2/AVRCP1.0/HSP/HFP 2.Redialing 3.Voice prompt in 5 Languages 4.Supprot VOIP 2013 New-style Stereo Headset V3.0 Bluetooth Headphone JB601 Type:Bluetooth V3.0, class IICertificate:BQB, CE, Rohs,FCCBluetooth profiles:A2DP1.2/AVRCP1.0/HSP/HFPFuntion:1.Vice dialing/Re
Specifications New Bluetooth Headset 1.. OEM&ODM welcomed 2...fast ship 3.best price New Bluetooth Headset
Specifications Hottest Foldable High Quality Music Stereo Bluetooth Headset *Elegant Fashion Design *High Acoustic Fidelity *CE/RoHS/BQB/FCC Hottest Foldable High Quality Music Stereo Bluetooth Headset Specification: G3S is the most popular Stereo bluetooth headset with elegant fashion design, many colors available as well as the high quality. Bluetooth Version2.1 with EDROperating Distance10mBatteryBattery Built-in rechargeable li-on polymer batteryTransmission powerclass 2Charging PlugA/C chargerMusic StreamingYesMulti-function Button On/OffYesStandard Bluetooth FeaturesYesStandby Time (hrs)240Talk Time (hrs)21Charging Time(hrs)5Charger PowerInput 110-240 V AC, Output : 5V DCSupported ProfilesHeadset A2DP,AVRCP,HandsfreeIn the Box1 bluetooth headset1 User manual1 AC charger Notes: Warranty :1 yearMOQ for cu
Brand Name: CBV Model Number: CBV-002 Style: Headband Communication: Wireless Connectors: Other Use: Mobile Phone Function: Bluetooth,Noise Cancelling Place of Origin: Guangdong China (Mainland) Function:: Noise cancelling,bluetooth Use:: Computer, Laptop Portable Media Player color:: black,pink Packaging & Delivery Packaging Detail: Rosh packing, polybag, plasticbox,the detail is up to customer Delivery Detail: In 25 Days Specifications 1.Stereo headphone 2.Great performance for music and gaming 3.Crystal clear&high quality voice 4.Noise cancellation no echo Professional manufactory of Earphones,Headphones, Headsets.1.New Style Earphone For MP3, MP4,CD,DVD and game players.2.Sound isloating&stereo earphone, fashional design3. Easy to carry when you travel around.4.Elegant apperance to show yourself. High-Resolution Pictures:
Brand Name: Sinotek Model Number: SH-WHP48 Style: Headband Communication: Wireless Connectors: USB Use: Portable Media Player Function: Bluetooth,FM radio Place of Origin: Guangdong China (Mainland) Certificate: ce,fc,rohs color: black,pink,blue,white Power Supply: battery Packaging & Delivery Packaging Detail: blister and card for headphones,headphone,stereo headphone,colorful box Delivery Detail: 5 days for 1000pcs headphones,headphone,stereo headphone Specifications 1.1 year warranty. 2.sport TF card headphone with FM radio 3.nice design with good quality Sound proof in competitive price stereo bluetooth headphone/Headset Description: Bluetooth headphone * FM radio, auto search* support USB* Wireless /folding /portable* With audio cable to connect PC,phone...ect.* Volume control Sound proof* Build-in battery* 3.5mm audio input general portFeatures: Bluetoothheadset  
Brand Name: RATE Model Number: BT 001 Style: Headband Communication: Wireless Connectors: bluetooth Use: Mobile Phone Function: Bluetooth Place of Origin: Guangdong China (Mainland) Packaging & Delivery Packaging Detail: Normal Standard Packing. Delivery Detail: Sample: 3 days; Order: 2 Weeks Specifications Wireless Headphone 1. 2 Years Warranty 2. Fashion Design 3. OEM
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
Brand Name: EPIC Model Number: E-041 Style: Headband Communication: Wireless Connectors: 3.5mm Use: Mobile Phone Function: Bluetooth Place of Origin: Guangdong China (Mainland) color: Pink Black Red White Packaging & Delivery Packaging Detail: retail box : with 1pc Bluetooth Headset, 1pc USB cable and 1pc box package Delivery Detail: 2-6days after payment Specifications 1. Bluetooth V 3.0+ EDR/ stereo headband 2. Listen music and make phone calls 3. Support HSP,HFP,A2DP,AVCPR High quality Bluetooth 2ch Stereo Audio Headband stereo bluetooth headset Over-head fashionable design brings you comfortable, convenience and fashion. Answer or reject a call and listen to music at any time. Strong compatibility enable you pair with most Bluetooth phones in the market Wireless enjoy Hi-Fi stereo CD sound from computer which built-in Bluetooth drivers Can be realized Skype, MSN,QQ wireless network long distance
Specifications A+++ quality,brand new,box packaging,factory price,good service,many different designs and model available,fast delivery!!! Dear friends,the products have logo and the products are in sealed box,if you are interested,please contact us,thanks!
Specifications 1)Stereo Bluetooth Headphone 2)Bluetooth 3.0+EDR 3)10 Meter, Hands-Free 4)Six Colors 5)OEM 2013 Fashionable Wireless Stereo Audio Bluetooth Headphone Specification: 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/iPod and other MP3/MP4 players6)Frequency:2.4GHz ISM7)Technology: Bluetooth 3.0+EDR8)Transmission Distance:10 meters9)Easily charge via USB port10)Rechargeable Battery,long battery life11)Working time: 10 hours12)Low battery notification13)LED Light indicator and prompt voice14)Built-in microphone, Handsfree Product Pictures: Why Customers choose us?--High quality with high feedback &
Brand Name: OEM Model Number: BTH03 Style: Headband Communication: Wireless Connectors: 3.5mm Use: Portable Media Player Function: Bluetooth,Noise Cancelling Place of Origin: Guangdong China (Mainland) colour: black, red, speaker: bluetooth speaker battery: built-in rechargeable battery RF range: 30feets output: 3W Packaging & Delivery Packaging Detail: 12pcs/carton Carton size: 43*29*49cm Net Weight: 5.6 KGS Gross Weight: 6.6 KGS MEAS:37.5*26.5*48CM Delivery Detail: 10-25 days Specifications bluetooth headset for Ipad,iphone,Ipod 1.Bluetooth+MP3+calls 2.Super comfortable sponge cover 3.Foldable ear hook Features:Works with most Bluetooth-enabled device Aux-in port for connecting with other music devicesCall pick up/hang upVolume controlRedial last callMedia control: pause, play and Music TrackBuilt in Li-ion polymer rechargeable battery 
Specifications Bluethooth headphone 1.Bluetooth 2.0 wireless headphone 2.High SNR Bluetooth audio connection 3.Remote function 4.Low power Cool sport unique design wireless bluetooth headphone with many different color
Brand Name: HFL Model Number: HFL-DSC00143 Style: In-Ear Communication: Wired Connectors: other Use: earphone Function: Bluetooth,Silicone earphone plugs Place of Origin: Guangdong China (Mainland) Material: 100% food grade silicone Size: 12x13mm Layer: Double Layers Color: Different Colors Payment terms: T/T, L/C Payment methords: FOB shenzhen MOQ: 10000pcs Certificate: ISO9001, SGS Shipment: as customized Packaging & Delivery Packaging Detail: Inner packing:2pcs packed in polybag,1000pcs packed in polybag outer packing:10 polybags/ctn measurement:335*290*265mm We also can make the packing by clients' request . Delivery Detail: 15-25days Specifications Silicone earplugs for bluetooth headset 1,Material: silicone 2,MOQ:10000pcs 3,Shipment: as customized 4,Color: as customized silicone earplugs for bluetooth headset:1.Made of 100% grade silicone with FDA and SGS approval2.Bowl shape to fit the ear canal comfortably for decreasing noise 3.Non-toxic,smooth, dirt resistant4.More
Specifications 1.Frequency coverage: 2.402~2.480GHz ISM band 2.Sensitivity: -80dbm 3.Transmit range: up to 10m 4.Transmit speed: 57~723Kbp Fashion Sports Wireless Bluetooth Headset Earphone Headphone Earphone for Telehone PC Portable back-hang design, convenient for sportsSuitable for mobile phones, PC, and iPod Handsfree speaking by pairing with mobile phone Enjoy music of iPod with adaptive dongle Can receive and reject incoming calls while automatically stop music Volume adjustment Bluetooth version: 1.2/V2.1, wireless transmitter standard of class II Frequency coverage: 2.402~2.480GHz ISM band Sensitivity: -80dbmTransmit range: up to 10m Transmit speed: 57~723Kbps Stereo compression ratio: 44.1/48kHz Channel: 79 channels of 1MHz, B/W Contact terms: Point-to-PointBattery: Li-ion. Charge power : PC USB, 5V Charging time: 1-2 hours 40g/pcsPacking:blister