Brand Name: W-king Model Number: BT08 Place of Origin: Guangdong China (Mainland) Size: 49*32*9.5mm Bluetooth versation: V 3.0 Bluetooth profiles: A2DP,AVRCP Range: 10m Frequency range: 20-20 000Hz Packaging & Delivery Packaging Detail: white box Delivery Detail: 25-30days Specifications 1.A2DP bluetooth adapter with recharging 2.enjoy high-fidelity music without having to source device Function&Features A2DP bluetooth adapter with recharging Bluetooth music receiver for ipod iPhone30 pin dock A2DP Used to transmit music wirelessly from device like iPhone iPad, iPod to 30 pin dock via Bluetooth /A2DP.High quality. Many hours of daily use.Complies with Bluetooth 3.0,Support A2DP AVRCP,Powered from 30-pin dock lifted the shackles of cable users, so users can enjoy high-fidelity music without having to source device is placed in the audio meters range anywhere in the room
Brand Name: Tunersys usb bluetooth stereo mp3 adapter Model Number: TC21 Place of Origin: Guangdong China (Mainland) style: usb bluetooth stereo mp3 adapter Format: mp3/wma function: Bluetooth, FMRadio Support: line in screen: yes ir Remote control: yes memory: usb/sd Electric current: 200mA Motherboard size: 145*40mm DC: 12V Packaging & Delivery Packaging Detail: 972 Pieces/CT; 64.5X34.5X33.3cm Delivery Detail: 20 days after payment Specifications usb bluetooth stereo mp3 adapter IR emote control lcd display screen digital mp3 player usb sd audio bluetooth Tunersys usb bluetooth stereo mp3 adapter (TC21)1, In USB device can playMP3/WMA format, and operate simply.2, Support MP3/WMA format3, Support bluetooth call, audio transmission4, Support Radio FM, with stored memory function5, IR remote control can control in 8 meter.6, LCD display.7, LINE IN audio inpu Delivery Our company: Tunersys Was established in 2004,the headquarters is located in the national software industry.
Specifications Wireless bluetooth music receiver adapter for iphone 1.High speed 2.Transmits up to 10 meters 3.enjoyable Technical Specification: 1.Bluetooth version: Bluetooth V2.1 + EDR, Class 2 2.Bluetooth profiles: A2DP & AVRCP 3.Bluetooth frequency range: 2.4 Ghz- 2.4835Ghz 4.Powered from 30-pin dock 5.Transmission distance: not less than 10 meters 5.Dimension:43.5 * 35.5 * 7 mm Introduction:1. This is a stereo Bluetooth receiver especially designed for iPod dock station. 2. Plug this receiver into iPod dock station,the music will be transmitted to dock station from your iPod,MP3 player and mobile phone which have Bluetooth stereo function. 3.It is fully plug&play and it does not need extra power.
Specifications manufacturer for bluetooth dongle, wireless adapters Product DescriptionThis is a high quality USB bluetooth dongle. Bluetooth dongle is a quick and inexpensive solution as a bluetooth plug-on modules to computers. Now you can: Connect to the Internet, Send and receive email, Browse the web, Synchrohize with a Bluetooth Enabled PDA, Hook up to an office network (with Bluetooth access point), Communicate with other Bluetooth devices. Works with All Bluetooth enabled mobile phones and devices. Bluetooth v1.2 compliance. Each dongle has a unique address (identity), allowing multiple dongle to be used in the same area. Built-in antenna. LED status indicator. Directly plug into the PC's USB port, no external power required.
Brand Name: TOPGUIDE Model Number: A113 Place of Origin: Guangdong China (Mainland) color: white size: 10.1 inch capacitive 1024*600 CPU: allwinner a10 cortex a8 mali 400 OS: android 4.0 processor main frequency: 1.2GHZ bluetooth function: support wifi: wireless lan IEEE 802.11b/g/n HDMI: support 2 camera: 0.3M front 2.0M back accessory: adapter usb cable user manuel gift box Packaging & Delivery Packaging Detail: gift box Delivery Detail: 3-5 working days Specifications 10.1 inch capacitive 1024*768 support multi-language RAM 1G ROM 16G wifi HDMI 2 camera bluetooth Display10.1 inch,TFT LCD display resolution1024*600 TOUCH PANEL5 capacititance touch screen Graphic SystemMali-400 2D/3D accelerator OPNE GL outer I/O port1 USB 2.0 OTG support3G,U-disk,mouse click,keyboard,USB HUB Support external TF card, maximum capacity of 32GB 1 3.5mm steoro headphone +HDMI 1 DC5V power input FlashSupport 10.3 Speaker8Ω/1W loudspeaker *1 MICbuilt
Brand Name: SZKY Model Number: Bluetooth Gmate Place of Origin: Guangdong China (Mainland) Type: Three Card Double Standby Compatible with: iPhone iPad iPod touch Android Bluetooth: Bluetooth 2.1+EDR Four Frequency: 850/900/1800/1900 Internet: 2.75G Glass 12 Battery: 900mAh lithium polymer battery Text Message: Support Speak: Support LED Light indicator: Yes Color: Orange, Pink, White, Red, Blue, Purple, Green, Rose red Packaging & Delivery Packaging Detail: Retail package Delivery Detail: 3-4 working days after confirm the order Specifications 1)Three SIM Card Dual Standby 2)For iPhone iPad iPod touch Android 3)Bluetooth V2.1+EDR 4)Mini, Protable 5)Color Option Slim Bluetooth Three SIM Card Adapter for Apple Peel Features:1)Three Card Double Standby2)Bluetooth 2.1+EDR3)Text message4)Speak5)Internet 2.75G Glass 126)Bluetooth Seamless docking7)Call, to electric, SMS push without delay8)900mAh lithium polymer battery9)Signal stats prompt 3 color lights10)IOS, Android sytem compati
Specifications New Bluetooth audio adapter from China Charging time: 2 hours,Working time: about 10 hours Complies with BT 3.0/4.0/NFC New Bluetooth audio adapter from China 1. Complies with Bluetooth 3.0 (Optional version: BT 4.0/NFC)2. Powered by 5V DC3. Built-in rechargeable lithium battery (250 mAh)4. Charging time: 2 hours5. Working time: about 10 hours for BT V3.0; 11 hours for BT V4.0 Bluetooth Music Receiver / New Design, Private Mould1.Bluetooth 3.0 (Optional version: BT 4.0/NFC)2.Support profiles: A2DP V1.23.Powered by 5V DC4. Transmission distance: no less than 10 meters5. Dimension:D21mm * H15mm6. 1 indicators flicker quickly when there is no connection. Blue light flicker slowly after successful connection 7. 3 functional keys: 1 for MIC 1 is 3.5 mm audio output 1 for mini USB interface8. Built-in rechargeable lithium battery (250 mAh)9.Optional: NFC, Power adapter Color Box Packaging &n
Products Status: Stock Brand Name: HY Model Number: mini adapter Place of Origin: Guangdong China (Mainland) color: white Packaging & Delivery Packaging Detail: retail package Delivery Detail: within two days after receiving payment Specifications 1 bluetooth dongles. high quality and best prices 2. wireless adapter 3. factory price, fast delivery Terrific light and flat Easier intervention and data transfer Wireless connection with aerial Supplementary standard Bluetooth 1.1 and 1.2 Range of transmission: Up to 100 meter! (Bluetooth class 1) Frequency volumn: 2.4 GHz~2.4835GHz Max. Of transmission rate: 723kbps Plug & Play, support Windows 98/ 98SE/ ME/ 2000/ XP FunkLAN standard: IEEE 802.15 Bluetooth 128bit encryption No additional battery needed
Specifications 1.Widespread use in house and car . 2.bluetooth adapter 3.LCD disply 4.CE &RoHS Certificates. 5.OEM/ODM Auto AC 80W AC/DC to DC laptop adapter with LCD display This is a fully automatic charger with LCD display, New design on the market.Quality was highly appreciated by customers.Your Best Choice! Description: 1. bluetooth adapter :Widespread use in house and car . 2.Multi-fonction with USB and 8pcs Connectors .3.The adapter can sue for laptop ,mobile phone ,Ipad, digital camera ...4.LCD disply .5.CE &RoHS Certificates. 6.OEM/ODM .7.Warranty :one year .8.Delivery time : within 7 days after your payment confirmed . Specification: 1.Power: 80W2.Input voltage: AC100~240V 50/60Hz DC10~18V
Specifications Bluetooth specification v2.0 Compliant Supporting profiles:Networking. Dial-up,Fax,LAN access,and Headset. Features:Bluetooth specification v2.0 CompliantSupporting profiles:Networking. Dial-up,Fax,LAN access,and Headset.Operation system:Windows98se,98se,Me,2000,XP,Vista(Not compatible with Windows 7)Interface:USB complianceSymbol rate:3MbpsReceiving/Sending range:0-100mConvert non Bluetooth PC into Bluetooth enaled.Wireless connect to Bluetooth devices such asMobile phones,PDA or PC,for data transfer,Networking,and Dial-up,Fax.Enabled wireless connction to Bluetooth headset.Supporting Bluetooth vioce dataSupporting Multi languagesSpecifications:Net Weight:16gUnit Packing Gross Weight:31g
Specifications 5W adapter bluetooth for tv 1.Universal AC input / Full range 2.CCC ROHS FCC CE 3.3 year warranty 5W adapter bluetooth for tv Features : ·Universal AC input / Full range ·3 pole AC inlet IEC320-C14·Protections: Short circuit/Overload/Over voltage /Over temper·Fully enclosed plastic case ·Class I power ( with earth
Brand Name: iSuper Model Number: iCar001 Place of Origin: Shandong China (Mainland) bluetooth RC car: red Farrari bluetooth car: yellow Packaging & Delivery Packaging Detail: 6 units/carton Delivery Detail: one week Specifications one unit works with iPhone/iPod touch/iPad, Samsung,HTC, Motorola,Huawei,LG... ,bluetooth control,no adapter needed for phone Incredibly easy to control, make race more relaxing. lamborghini/Ferrari car controlled through bluetooth, no adapter or dongle neededTouch or Tilt iPhone,iPod,iPad or Android phone,tablet to achieve true, real-time controlPlay music from your iPhone during racePath record and playback functionsRechargeable, Long-life batteryEnergy saving power cut-offTrue real-time control100-feet controllable distance30 minutes playing time.20cm or 30 cm long.
Specifications 1.Bluetooth Music Receiver 2.Connector:Equipment with 30-Pin Dock 3.Transmission distance:Within 10meters 4.Black Description:New mini light and portable design.Easy to use by connecting directly 30 pin dock to change the common sound-box to Bluetooth sound-box.Long distance to play your favorite songs in your device through a Bluetooth connection.Support digital products using Bluethooth, such as iPad, iPod touch, iPhone, Bluetooch cell phone, Bluetooth PC, PSP.Complies with Bluetooth 2.0, Plug and Play.Support A2DP V1.2, compatible with all devices enabled with A2DP stereo Bluetooth.Transmission distance: not less than 10 meters (33 feet).Methods used:Step 1:Bluetooth music receiver connects directly to iPod speaker 30 pin dock.Step 2:Enable the bluetooth function for the devices such as iPad, iPhone, bluetooth pc, cell phone, search bluetooth devices , enter the code: 0000 and connect with it.Step 3:After successful parting, we can play music by player without wires.
Specifications 1. Better than Gmate 2. Smallest, Lightest 3. Dual Sims card BlueTooth Adapter 4. Work with iphone, ipod, ipad, android The World Smallest, Lightest, Thinnest, 3 sim cards (2 in adpater+ 1 in iphone) Standby BlueTooth adapter It is a tiny companion device where users can insert any GSM SIM cards to add voice calls, SMS and internet functions their android and iOS device! Spec: Support Android and iOS(need JB)2 Sim cards slotSupport Quad Band GSM 850/900/800/1900 MHZBluetooth 2.0EDRSupport Vibration Standby Time: 96 hours, Talk Time: 4 HoursPhysical Size: 54.5mm*54.5mm*6.5mmWeight:50gColor: Black and Silver
Specifications 1. For iTouch+Gmate=iPhone like Peel 520 2. For iPhone+Gmate= Dual SIM Dual Standby like 2Phone 3. For iPad+Gmate= iPad 3G pocketmate bluetooth dual sim transformer dual standby adapter 1. For iTouch+Gmate=iPhone like Peel 520 2. For iPhone+Gmate= Dual SIM Dual Standby like 2Phone 3. For iPad+Gmate= iPad 3G Key Advantages:
Brand Name: cozyswan super mini bluetooth 2.0 adapter tv dongle Model Number: rk3066 android 4.1 mini pc usb 3g dongle Place of Origin: Guangdong China (Mainland) Model: dual core android smart tv box Other name: mini pc with optimized android4.1 jeally bean OS tv dongle Network: Wireless 802.11 b/g/n Memory: 1G DDR3 Storage: 8G HDMI: 1080P&2160P Gaming: Built-in 3D Accelerator. Support 3D gaming Expand Memory: Micro TF 2-32GB Warrantly: 1 year android 4.1 mini pc MK808B Packaging & Delivery Packaging Detail: anti-satic Delivery Detail: within 2 days Specifications 1.tv dongle android 2.Android 4.1 mini pc MK808b 3.Bluetooth+WIFI+HDMI 4.Dual Core RK3066 cortex-A9 1.6GHz Factory direct low price RK3066 dual-core android tv dongle 1gb ram 8G rom bluetooth tv dongle Factory direct low price RK3066 dual-core android tv dongle 1gb ram 8G rom bluetooth tv dongle Factory direct low price RK3066 dual-core android tv dongle 1gb ram 8G rom b
Products Status: Stock Brand Name: OEM Model Number: CV105 Place of Origin: Guangdong China (Mainland) Standards: Bluetooth V2.0 Frequency: 2.4~2.48 GHz Symbol rate: 3Mbps Antenna: Integrated Receiving / Sending rang: 0 ~ 20 m Dimensions: 22mm x 18mm x 7mm Packaging & Delivery Packaging Detail: Carton packaging Delivery Detail: 3-7days Specifications 1.Symbol rate: 3Mbps 2.Antenna: Integrated 3.Receiving / Sending rang: 0 ~ 20 m 4.Dimensions: 22mm x 18mm x 7mm USB 2.0 Bluetooth Adapter EDR Wireless Tiny Dongle Features:1.The Bluetooth USB Dongle allows a computer with a USB port to communicate with others Bluetooth-enabled devices wirelessly2.Bluetooth V2.0 + EDR compliant, backward compatible with v1.2 and 1.13.USB interface fits both Desktop PCs and Notebooks4.Internet Access sharing5.Enables communication with Bluetooth Mobile Phones6.Bluetooth Profiles Supported: A2DP, Generic Access, Service Discovery Application, Serial Port, Dial-Up Network, Fax, File Transf
Place of Origin: Guangdong China (Mainland) Brand Name: onwin Model Number: OW13042626 Usage: Mobile Phone,Adapter for iPhone,iPad, for iPod, for Samsung, for HTC, for Sony Output Type: DC Connection: Wireless Color: Black Material: ABS, PC Weight: about 12g Bluetooth: Ver2.1+EDR Class2 Frequency range: 2.4GHz~2.480GHz Flexibility: Portable Packaging & Delivery Packaging Detail: Standard Packing Delivery Detail: 5-7 days after confirming the payment Specifications 1.Bluetooth Music Receiver Dongle Stereo Adapter with Keypress 2.Can be used for phones,for iPod,iPads Bluetooth Music Receiver Dongle Stereo Adapter with Keypress Products Features: 1.Can work on any docking station or speaker to turn it Bluetooth.2.Use with headphones as hands-free 3.Use to stream music from your docking station or car / home stereo 4.
Color:: black, white, pink, green, blue, orange Standby time:: 72-100 hours Memory:: support TF card extend to 8GB maximally Size:: 77*34*12mm SIM:: single SIM card Style: In-Ear Connectors: USB Use: Mobile Phone Function: Bluetooth Communication: Wireless Packaging & Delivery Packaging Detail: Hueway packing, Print tint packing, customized packing, neutral packing Delivery Detail: 3 to 7 working days after the receipt of you payment Specifications 1Color: black, white, pink, green, blue, orange 2.Concept of mobile phone mobile phone pocket Mini mini mobile phone new 2011 Concept of mobile phone mobile phone pocket Mini mini mobile phone new 2011 Basic parametersScreen parameter1 OLED HD full view displayLanguage support simplified Chinese, traditional Chinese, English hot selling bluetooth Ultra Mini Mobile Phone 1.0 inch OLED display screen MP3, FM radio, Bluetooth Melrose M001 Ultra Mini Mobile PhoneSupport FM radio, MP3Support Bluetooth functionSix Color
Specifications 7 inch 3G Capacitive tablet pc, 800*480,WIFI+Bluetooth+GPS+GSM+2Cameras CPU:Qualcomm MSM7227-T DDR 512M 4G ROM Android 4 7 inch 3G Capacitive tablet pc, WIFI+Bluetooth+GPS+GSM+2Cameras Product Description:Processor: Qualcomm MSM7227-T Compatible with the same motherboardOS : Android 4Language : English more then 70 languages supportedGSM/GPRS: RF band "3G Built-in ,WCDMA 2100/1900/850GSM/GPRS/EDGE 850/900/1800/1900" DL 7.2Mb,UL384Kb (MSM7227) USIM card Yes Antenna Internal antenna LCD: Main 7 inch 800×480 (WVGA) Touch lens Yes Capacitive Touch Screen Memory: RAM 1G DDR3 Internal TF Card Option TF card , Maximum 32GB Extended Storage Yes TF card , Maximum 32GBBattery: Capacity &nb
Place of Origin: Guangdong China (Mainland) Brand Name: Wishful Model Number: bluetooth adapter 1 Usage: Mobile Phone Color: black Version: USB 2.0 Symbol Rate: 3Mbps Receiving/Sending Range: 0-100m Supporting: Multi languages Net Weight: 16g Unit Packing Gross Weight: 31g Operation System: Windows98se,98se,Me,2000,XP,Vista(Not compatible with Windows 7) Packaging & Delivery Packaging Detail: Blister Packing Qty: 500pcs/ctn Carton Size: 45*34*45CM G.W:9KGS N.W:8KGS Delivery Detail: 5 days or according to order quantity Specifications 1.3.5mm Bluetooth Adapter 2.Symbol rate:3Mbps 3.Receiving/Sending range:0-100m 4.Supporting Bluetooth vioce data 3.5mm Bluetooth Adapter for PDA,PC,Mobile Phone Quick OverviewWe offer bluetooth Wireless USB Dongle Adapter Ultra slim bluetooth specification v2.0 Compliant/Interface:USB compliance/Supporting profiles:Networking. Dial-up,Fax,LAN access,and Headset. Features: Bluetooth specification v2.0 CompliantSupporting
Place of Origin: Guangdong China (Mainland) Brand Name: WeiHui Model Number: 0 Usage: Mobile Phone Color: black Packaging & Delivery Packaging Detail: Industrial or customer designed package. Delivery Detail: 1 to 7 days after placing order Specifications 1.usb bluetooth adapter/bluetooth adaptor 2.V2.0 3.USB 2.0 4.Super mini 5.3 times faster usb bluetooth adapter/bluetooth adaptor is an amazingly compact Nano USB Bluetooth Dongle. It is a finger-nail sized Bluetooth Adapter that plugs into any laptop or tablet USB port.Features:1. Bluetooth 2.0 compliant. 2. USB 2.0 compliant.3. Plug-n-Play.4. Supports Bluetooth voice (A2DP) / data. 5. Enables wireless Personal Area Network (PAN). 6. Connecting to your Cell phone, PDAs or PC for data transfer, networking or even dial up, fax.7. Compatible with Windows XP and Vista.
Brand Name: KAWATA Model Number: KT-93 Place of Origin: Guangdong China (Mainland) Feature 1: Bluetooth connecting , wireless Feature 2: Two loud speakers, recharging iPhone Color for choice: white / black / grey Music: Play music from iPhone Size: 20x 16.5 x 8CM Adaptor: 110V ~ 240V Fitting 1: User manual, color gift box LED light: blue Product name: for iphone 3gs dock station Cable Adapter Model name: buletooth handset for iphone Packaging & Delivery Packaging Detail: Normal giftbox and bubble bag Qty/CTN:20PCS. CTN size: 51.1 x 37 x 44.4cm CTN GW: 16.7kg Qty/1x20'GP: 6180PCS Qty/1X40'GP: 12840PCS Qty/1X40'HQ: 16180PCS Measurement of carton: 0.084CBM Delivery Detail: 25~35days Specifications for iphone 3gs dock station Cable Adapter -Bluetooth handset for iPhone -Lessen radiation -Recharging function -CE,ROHS, Detailed Product Description for iphone 3gs dock station Cable Adapter-Bluetooth handset for&nb
Specifications 1.Software support:Windows 98/2000/98SE/ME/VISTA/XP 2.Operation range:100m 3.Convert non Bluetooth PC into Bluetooth enabled. Mini USB Bluetooth Adapter Product Description:1. Enjoy the music in the computer with your Bluetooth headphone.2. Edit mobiles profiles, such as contracts and ring tone in the computer.3. CDMA1X/GPRS/3Gs wireless net surfing 4. Data send and receive: computer to send to or receive OUTLOOK emails from Bluetooth mobiles.5.Synchronize transmission between PC and Bluetooth mobiles: back up mobiles Theme/Pictures/Sounds/Profiles in the computer.6.Add,delete and edit mobiles profiles in the computer.7.Bluetooth area network between computers.8.Wireless connection between computers and FAX or printer.9. Audio gateway.10.Anti-jamming, co-use with WLAN.11. Support Windows 98/ME/2000/XP/VISTA,Mac OSX or higher. Product Features:1.Interface: USB 2.0 ( 1.1 compatible )2.Frequency band: 2.4 GHz ISM3.Symbol
Place of Origin: Guangdong China (Mainland) Brand Name: ZT,zt Model Number: 6100082CB function: for iphone/ipad Android lead time: in stock now packing: color box packing color: black white and orange N.W:: 0.16kg size:: 9.5*3.8*18.7 delievery day: the same day we got your payment Packaging & Delivery Packaging Detail: with packing Delivery Detail: the same day we got your payment Specifications Small Gmate Bluetooth Transformer Adapter for Apple iphone ipod 1.new design 2.for iphone/ipad android 3,high quality Products Description: introduction: Products: Gmate is a small communications products, users can insert any GSM SIM card, so that most Apple IOS and Android devices through a Bluetooth connection with voice calls, SMS and Internet access capabilities. Advantages: 1 * phone features allow Apple iTouch 2 * iPhone or Android phones become dual sim mobile phone * iPad or android Pads can surf the Internet anytime * Gmate is small and can be cover
Specifications Wireless bluetooth music receiver 1.AC adapte 2.USB charge cable 3.Can be paired to any bluetooth enabled devices Wireless bluetooth music receiver
Specifications No MOQ; Factory price; High quality; Good service; Fast delivery Wireless Bluetooth USB Adapter and Hard DiskProduct shows: Specification: High quality and brand new;100% connection speed faster;USB 2.0;Bluetooth version 2.0+EDR system,high speed up to3Mbps;Support Windows Vista;Enable your PC to connect wirelessly up to 7 bluetooth devices,e.g. mobile phones,PDA,Printer etc.Small size for note PC;Easy to install and use;Weight:6g.Package included: 1 x Bluetooth USB Adapter1 x Disk driverShipping:All the products will be tested one by one carefully before shippingYour trace number will be sent after shippingService:Any questions will be answered within 1 working day
Specifications V2.1Super mini Bluetooth dongle Contents:
Place of Origin: United Kingdom Brand Name: LM TECHNOLOGIES Model Number: LM048 Specifications LM048 Bluetooth Serial Adapter Class 1 (100m+) Long Range Bluetooth Serial Adapter with inbuilt Antenna.LM048 is the world’s smallest Bluetooth Serial Adapter for RS232 cable replacement solution.LM’s patented firmware enables all RS232 control signals (DTR, DSR, RTS, and CTS). Unlike other Bluetooth serial adapters in the market, a pair of LM048 adapters with its unique hardware and firmware combination can act as a true straight or twisted serial cable solution.The units hold FCC, RTT&E, ANATEL, SIG, EMC and test reports and certifications and are RoHS compliant. FEATURES 1.World’s smallest Bluetooth Serial Adapter 2.True straight or twisted Serial Cable Replacement Solution3.Ability to transfer DTR, DSR, RTS and CTS line status over air providing true Serial Cable replacement solution. This functionality allows serial printers using
Specifications Cool color bluetooth adapter new fashion design with high quality floding stereo bluetooth headset 1.OEM brand 2.CE/ROSH/FCC Cool color bluetooth adapter new fashion design with high quality floding stereo bluetooth headset bluetooth adapter for phone colorful bluetooth adapter high quality bluetooth adapter stereo bluetooth adapter Specification: 1).Bluetooth wireless headband earphone with stable transmit 2).With microphone with valid receiving signal distance in 10meters 3).With volume control design 4). Built in Lithium battery which can be charged by computer easily 5).Length of band can be adjusted Use range: 1). Pair with the Bluetooth mobile, wireless enjoy mobile phone music and incoming call.2).Pair with PC (with Bluetooth function ), wireless enjoy network music and&nbs