Specifications bluetooth headphones 1.Bluetooth V2.1+EDR 2.RF range:10 meters 3.Battery Life:6hours 4.SD card &Phone answe 2013 hot sale portable bluetooth headphones ·Support phone hand-free car speakerphone,unique bright lights with hidden key operation 1.Power2.Volume up or next song.Short volume increase,under a long press to enter next song 3.Play or pause4.Volume down or last song.Short volume decrease,under along press to enter last song 5.LING IN external jack.6.USB interface.Charging a long red light, charging complet
Specifications 1.bluetooth headphones with speakers; 2.foldable&portable design; 3.3 in1 design; 4.PRV/NEXT/Play/Pause/Answer/Stop Calls; Unique Product Features:bluetooth headphones bluetooth headphones bluetooth headphones1. bluetooth headphones with speakers; 2. foldable & portable design; 3. multifunctionality; &nbs
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 &
Specifications R Stereo Bluetooth Headset Bluetooth Version 3.0 HIFI Level, Stereo Wired Audio Support MP3,USB File Transfer,Micro SD R Bluetooth HeadphonesBluetooth Version 3.0HIFI Level, Stereo Wired AudioSupport MP3,USB File Transfer,Micro SD Specialty
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, enjoy music wirelessly with Bluetooth stereo enabled deviceDelicate, Bluetooth stereo enabled deviceBuild-in high-quality 40mm mylar loudspeaker for audiophile grade sound qualityEnjoy stereo music wirelessly on QQ, MSN, SKYPE or on mobile phoneRemote function:play, stop, previous/next, volume+/-Specification:Bluetooth specification V3.0+EDR
Brand Name: YES-HOPE Model Number: BT-1300 Style: Headband Communication: Wireless Use: DJ Function: Bluetooth,Noise Cancelling Place of Origin: Guangdong China (Mainland) Usage: disco headphone Frequency response: 20-20KHz Impedance: 32ohms Sensitivity (+/- 5dB at 1KHz): 115dB Max input power: 100mW wire: wireless Packaging & Delivery Packaging Detail: blister card/gift box/ploybag Delivery Detail: around 15days receipt of deposit Specifications 1.fashionable design , Disco Bluetooth headset 2.wireless 3.Perfect sound, gives you experience the passion 4.silent disco Yes-hope BT-1300 Disco Bluetooth headset/ bluetooth headphone / wireless headset for Disco Driver unit: 2 ×40mm speakerFrequency response: 20-20KHzImpedance (+/- 10%): 32ohmsSensitivity (+/- 5dB at 1KHz): 115dBMax input power: 100mW The feature : 1.fashionable design 2.silent disco headphone with headphone disco. 3.Supports great-sounding WR-2960 Bluetooth tr
Specifications 1. high quality sound effect wireless foldable headphone 2.This headset can be fold, easy taking everywhere. 3.Remote control high quality universal stereo wireless bluetooth headphone foldable neckband bluetooth headsets for iphone, ipad, tablet pc Features: 100% Brand New.Weight: 71g2.4GHz Wireless Bluetooth Stereo Headsets Headphones For PDA, Bluetooth cell phoneWireless listening stereo musicWith Hi-Fi Sound, high quality sound effectRemote control music playing state (like remote control of music playing, stop, last/next choose, and volume+/-High fidelity, omini-directional design of microphone, with clear voice no echoThis headset can be fold, easy taking everywhere. Specifications: Frequency: 2.402GHZ~2.480GHZBluetooth: Version 1.2 Class 2Bluetooth Profile Supported: Headsets hands free profile A2DP and AVRCP 10 MetersCharging time: 3 hoursMusic listening time: 7 hoursStandby time: 140 hoursBattery: 300mA/h rechargeable Li-polyme
Specifications 1.bluetooth headphone, 2.hand free, 3.3D LOGO, 4.sport-style 1) INTRODUCTIONWe, Ko-star, are committed to designing and producing high quality and stylish headphones.By more than 10 years manufactoring experience, we have organized a professional designer/engineer team for the whole production line, as well as effective and successful QC system from molding to assembling.Music is Sans Frontieres. 2) SPECIFICATION1.Bluetooth specification: V2.1+EDR 2.Bluetooth profiles: HSP, HFP, A2DP and AVRCP 3.Operating distance: 10 meters Class II 4.Rechargeable 430 mAH Li-polymer battery 5.Talk time: Up to 16 hours 6.Music playing time: Up to 14 hours 7.Charging time: About 3 hoursSpeaker Specifications Speaker: Φ30mm Impedance: 32Ω S.P.L.: 100±3dB @1kHz Rated Power: 20mW Frequency Response: 20Hz-20KHzMicrophone Microphone Unit: Φ6*2.7mm Directivity: S.P.L: -42±3dB 0dB=1V/PA @1KHz Frequency Response:100Hz-10KHz Operating Voltage: 1-10V &n
Brand Name: oem Model Number: Headset Style: In-Ear Communication: Wireless Connectors: USB Use: Computer Function: Bluetooth,Waterproof,Noise Cancelling Place of Origin: Guangdong China (Mainland) Function:: Bluetooth headset Packaging & Delivery Packaging Detail: OEM package Delivery Detail: 5-7day Specifications 2012 the newest microphone speaker bluetooth headsets 1. The high quality service, the good price. 2..Excellent quality, high 2012 the newest microphone speaker bluetooth headsets Model No: BH-402 FEATURES:
Specifications Wireless bluetooth headset for XBOX360 PAYPAL acceptable competitive prices best sales serve Earth-friendly pr Function:bluetooth headset, waterproof, noise cancelling.Color:balck.Wireless bluetooth headset for XBOX360 1.Repair part for xbox3602.Spare part for xbox3603.Small order acceptable4.High speed and efficiency product5.Quality assures.6.Wholesale for all video game accessories. Best QualityThe product good wireless bluetooth headset for XBOX360 you want to buy is come from China quality suppliers,All game accessories are 100% tested and quality guaranteed before deliver to you.Secure PaymentWe will give you great discount if you purchase in big quantity for the cheap wireless bluetooth headset for XBOX360, We accept PayPal as our payment method, it makes the transaction faster, more convenient and more secure.Excellent ServiceWe also have excellent colleagues for customer service, they will deal with your orders and answer your a
Specifications Wireless computer bluetooth headphone 1.Sensitivity micro bluetooth headphone 2.Easily charge via USB port 3.Wirelessly Wireless computer bluetooth headphone JT-2830 Feature 1. Fashionable design for pc,iphone,HTC,Sumsung,or any smartphone earphone etc 2. OEM&ODM are highly welcome 3. Different colors for more selection 4.Best quality and factory reasonable price 5.CE, RoHS standard Specification Bluetooth Version: 3.0 + EDRWorking Distance :Up to 10 metersFrequency response :20~20k(Hz)Frequency:2.4GHz Impedance:32Ω Battery:3.7V 180mAhInput:DC5V/180mAhMusic time:10 hoursStandby time:up to 250hoursCharge time:3 hours Brand Name
Brand Name: wireless bluetooth headphones for laptop Model Number: WH-200 Style: Headband Communication: Wireless Connectors: 3.5mm Use: Mobile Phone Function: Bluetooth,Noise Cancelling,Microphone Place of Origin: Guangdong China (Mainland) Color: Black or at your your request. Item: Stereo Bluetooth Headsets Speaker drivers: 40mm Frequency response: 20Hz-20KHz Sensitivity: 110dB Maximum Output: 115dB Operating Frequency Range: 2.4GHz-2.48GHz Bluetooth transmission distance: 10 meters Bluetooth compliant: V3.0+EDR Skype: wisort-sales7 Packaging & Delivery Packaging Detail: Color paper box for wireless bluetooth headphones for laptop. Delivery Detail: 15~20 working days after receiving payment Specifications 1,wireless bluetooth headphones for laptop 2,supports microphone 3,Noise cancelling headphone 4,Crystal-clear highs 2013 latest wireless bluetooth headphones for laptop Headset for iPhone iPad MP3 laptops computersThe Latest Stereo Headphone With Crystal Clear Highs Prod
Brand Name: cect Model Number: CGZG8112 Style: Headband Communication: Wireless Connectors: USB Use: Mobile Phone Function: Bluetooth,Microphone Place of Origin: Guangdong China (Mainland) Specifications Headphone remote control +/-,On/Off,Play/Pause,Previous/Next Wireless connect with PC USB adapter can plug and play Wireless 2.4G stereo bluetooth headphone for PC Wireless listening stereo music in PC Realize remote two-way communication via international network With Hi-Fi sound like CD sound effect Remote control music playing state ( Like remote control of music playing, stop, last/next choose, and volume+/-) High fidelity, omini-directional design of microphone, with clear voice, no echo. USB adapter can plug and
Brand Name: MEW Model Number: WH-002 Style: Ear Hook Communication: Wireless Connectors: USB Use: Portable Media Player Function: Bluetooth,Waterproof,Noise Cancelling Place of Origin: Guangdong China (Mainland) OEM: highly welcomed MOQ: 100 pcs Fuctiion: waterproof,bluetooth,noise cancelling microphone: YES League offer download: YES MP3 WMA: YES Memory power: YES Cable headset: YES Packaging & Delivery Packaging Detail: Product size:18.5*16*7cm Packing size:19*16.5*7.5cm Delivery Detail: within 3-6 days after payment arrived Specifications bluetooth headphone 1.put TF card play music directly 2.automatic FM radio function 3.colors: black. White. Red. Blue. Purple Wireless Waterproof headphones adapter1) Put TF card play music directly, and support for multiple audio format: WMA MP3... 2) Automatic FM radio function3) Recording function (according to the customization)4) Support cable headset heard that function, with a microphone5) Without electricity songs, radio memory functions6)
Brand Name: OEM Model Number: A-19 Style: In-Ear Communication: Wireless Connectors: USB Use: Portable Media Player Function: Bluetooth Place of Origin: China (Mainland) Packaging & Delivery Packaging Detail: Gift box Delivery Detail: 7-10days Specifications 1)2.40GHz-2.48GHz 2)Bluetooth V2.0+EDR, 3)Glass2 4) FM+ mp3 player +bluetooth 5)Range:10 meters Item: A-19Name: bluetooth + card reader mp3 +FM (3 in one) headphone Features 1)Operating frequency range: 2.40GHz-2.48GHz2)Bluetooth V2.0+EDR, 3)Transmitting power: Glass24)Support: FM+ micro card up to 4GB mp3 player +bluetooth5)Range of wireless connection: 10 meters6)Built-in chargeable 300mAH lithium battery7)Talk time: 8hours; 8)Stand-by time: 150 hours, charge time:3-4hrs &
Brand Name: Puller Model Number: PBL-503H Style: Headband,bluetooth headphone Communication: Wireless Connectors: Other Use: Portable Media Player Function: Bluetooth,Noise Cancelling Place of Origin: Guangdong China (Mainland) Standby time: up to 220 hours compatible: PC Windows 2000/XP/Vista/7.0 External microphne: yes Battery: Rechargable Li-ion Polymer Wireless Connection Distance: up to 10 m stereo audio: yes Bluetooth version: 2.0+EDR Frequency response:: 22-18000HZ Accessories.: 1 X USB cable 1 X EU plug . Packaging & Delivery Packaging Detail: color box Delivery Detail: 7-10 working days Specifications 1.wireless bluetotoh V2.0+EDR 2.with micro phone 3.Rechargable Li-ion Polymer battery built-in stereo Bluetooth headphone for mobile phones and bluetooth device Model:PBL-503H 1. USB wireless transmitter,universal compatible to PC Windows 2000/XP/Vista/7.0 2. Easy installation, plug and play, pairing automatically 3. High-quality, uncompressed
Specifications Double Mic Noise Cancellation Bluetooth Headset high quality.pretty bluetooth headset Suitable for one or two earsAdopt the most advanced dual-Mic noise cancellation tech to stop any interference, ensure all conversations can be free from obstruction.DSP for crystal sound qualityComfortable for all day useHigh performance with Bluetooth 2.1 EDR techBattery indicatorRadius of transmission-10 metersspecification:Chipset:CSR BC5 V2.1Support:A2DP,AVRCP,Headset,Headfree,Noise-Canceling,Voice-Dial/MuteBroadcast Range:10MTalking Time:4 hoursStand-by time:100 hoursColor: BlackNet weight:10gPackage includes:1 X bluetooth headset1 X power charger1 X ear hook1 X English manual
Specifications universal stereo bluetooth headphone with mic 1. MOQ: 50pcs 2. compatible with any bluetooth device 3. CE,FCC,RoHs and BQB Latest universal stereo bluetooth headphone with mic headset earphone handsfree for music and phone call 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 200 hoursMusic Playing Time7 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, A2DP and AVRCP Profiles Authentication:You can be assured that our products are accredited by FCC, RoHS and CE certification. OEM is welcomed. Packing items &Delivery: 1 SETBluetooth Headset1 PCUSB1
Brand Name: OEM Model Number: PRO-BH002 Style: Headband Communication: Wireless Connectors: USB Use: Mobile Phone Function: Bluetooth Place of Origin: Guangdong China (Mainland) Color: Red/green/black Packaging & Delivery Packaging Detail: Blister packed Delivery Detail: 3 working days after receive full payment Specifications New Sport Bluetooth headset 1)Bluetooth V2.1 2)Talk Time: Up to 4 hrs 3)Support iphone and smart phone music fundtion High quality Sport Bluetooth headset, Bluetooth V2.1 Specifications:1.sport bluetooth headset 2.wireless 3.used for mobile phone,PC 4,support music and phone function for iphone and all smart phone. Product Description:100% Brand NewWeight: 118gOperating frequency range:2.402GHz~2.480GHzBluetooth V2.1 compliantRange of Wireless C
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
Brand Name: dcr Model Number: B-06 Style: Headband Communication: Wireless Connectors: 3.5mm Use: DJ Function: Bluetooth,Noise Cancelling Place of Origin: Guangdong China (Mainland) Color: black,white and red Main feature: Hottest Foldable High Quality Music Stereo Bluetooth Headphone Packaging & Delivery Packaging Detail: PE bag packing or according to customer's requirment Delivery Detail: within two days after confrim the paypent Specifications Hottest Foldable High Quality Bluetooth Headphone 1. wireless bluetooth earphone 2. Music heaphone with High-Fidelity, Hottest Foldable High Quality Bluetooth HeadphoneHigh performance Headphones with a sleek modern design. Precision engineered with the most advanced headphone technologies and materials to reveal the full sound of your digital music. All metal housings tuned for accurate music reproduction and amazing bass. Specifications : 1.Bluetooth stereo headset lets you listen to music or phone calls wirelessly2.Hig
Specifications 1.stereo bluetooth headphones 2.good sound quality 3.Rechargeble battery 4.CE,FCC,RoHS 5.one year warranty 2012 Fashionable and modern stereo bluetooth headphones Description: -USB wireless transmitter,universal compatible to PC Windows 2000/XP/Vista/7.0 -Easy installation, plug and play, pairing automatically -High-quality, uncompressed stereo audio, excellent for PC games, music & movies applications,can be used with a mobile-phone or play-station or a hifi-system at home to listen to music.-Opional Adapters for TV/IPod/MP3 and other audio applications -External microphne, free chat styles for PC common calling applications such as SKYPE/Yahoo!...ect. -Volume,play,pause controls -Stylish desigh DIY decorative patterns -Rechargable Li-ion Polymer battery built-in -Wireless Connection Distance: up to 10 m (33 feet) -Working time: up to 9 hours -Packing: Clamshell Blister or Giftbox
Specifications 1.Headset in stereo sound. 2.High quality speaker 3.3..0 adapter 4.CE/ROHS/OEM Wireless bluetooth Headband Stereo Headphone /Stereo Headset /Earphone with microphone for ur computer,mobile .ipad,mp3/4 Specification: ¤ Frequency response range: 18Hz to 22kHz ¤ Driver unit: 10mm ¤ Impedance: 32Ω ¤ Sensitivity: 108+-3DB ¤ Stereo plug size: 3.5mm Talk time: up to 18 hours Standby time: up to 250 hours Charging time: about 3 hours Bluetooth range: 10m Connect with two bluetooth devices at the same time Any questions and comments ,pls feel free contact with me,i am of service at any time.Many thanks.my skype:lee.xianghong
Brand Name: OEM Model Number: BT-S9 Style: Ear Hook Connectors: USB Use: Mobile Phone Function: Bluetooth Place of Origin: Shandong China (Mainland) Usage: Mobile Phone color: red&black Standby time maxium: 160 H Transmission Distance: 10 M Talk time maxium: 5 H Packaging & Delivery Packaging Detail: 1 piece in a black gift box 20pcs/carton Delivery Detail: within a week Specifications bluetooth earphone Fashionable design, valued type best price and service bluetooth earphone,hot sell bluetooth headset BT-S9We are offer bluetooth headset, our bluetooth headset has following features: Fashionable design, valued type leads wireless life style of Bluetooth Technology. color red adn black in pairs makes the appearance outstanding. Earphone shape, shining black surface. Blue, Red LED lights tell consumer its status of using. Silica gel earplug makes confortable, plug-in ear piece and listen clear sound, buttons are designed to against slipping and feeing comfortable, suitabl
Brand Name: Starfly Model Number: MBT02 Style: Ear Hook Communication: Wireless Connectors: Blueooth connection Use: Motorcycle, Bike, Ski, Wokers Helmet Function: Bluetooth Place of Origin: Guangdong China (Mainland) name: Intercom helmet Headset/ Bluetooth headset for universal Motorcycle DIstance: 500 meters Color: Black For motorcycle: YES For Bicycle: YES For workers: YES For sports: YES FM: YES Interphone: YES Factory service: YES Packaging & Delivery Packaging Detail: Colour Box+Blister Bag Color Box Size : 21x17x6 cm Carton Size: 65x34x23 cm/24 sets/Ctn G.W.: 21KG. Delivery Detail: 1-3 business days after bank transfer confirmation Specifications Sports!!Motorcycle Intercom helmet Headset/ Bluetooth headset for universal Motorcycle -Manufacturer 500m range HD voice Sports!!Motorcycle Intercom helmet Headset/ Bluetooth headset for universal Motorcycle -Manufacturer Motorcycle helmet headsets / intercom /bluetooth hands
Specifications 1. high quality bluetooth headset earphone sam HM7000 2. high quality. tested fully before delivery 3. one year warranty high quality bluetooth headset earphone sam HM7000 Bluetooth Mode: StereoBluetooth Version: V2.1+EDR compatibleFrequency: 2.4GHZ--2.48GHZTransfer: Class 2Voltage: 3.6vElectronic currency: <25maTransfer distance: 10MCharging time: 1H-2HTalking Time: 4HStandby time: 100H
Brand Name: OEM Model Number: CH117 Style: In-Ear Communication: Wireless Connectors: 3.5mm Use: Portable Media Player Function: Bluetooth,Noise Cancelling,Microphone Place of Origin: Guangdong China (Mainland) Name: Bluetooth headphone Feature: Bluetooth headphone Sensitivity: -38dB+/-3dB Driver Diameter: 40mm Impedance: 32 oHm Frequency Response: 20Hz-20kHz Input Plug diameter: 3.5mm Cord meter: 2m Net weight: 300g Sample: sample is avialable Packaging & Delivery Packaging Detail: blister inner vac tray color window box Different packeges for Bluetooth headphone Delivery Detail: 10-15days for Bluetooth headphone Specifications 1, Cheap portable bluetooth headphone 2,light weight .good feeling 3,Ergonomic ,slime disign 4,CE ,ROHS,FCC 5,Popular Big discount fashion disign cheap portable bluetooth headphone for music Bluetooth headphone Main Features:This headphone is light weight, extra comfort to use This stereo headset offers good feeling with vogue and
Specifications Mono with A2DP Music Playback, enable you to move the sony to next or last. Noise and Echo Cancellation. Three colors. SCUD SBT-130A and SBT-130B Mono Bluetooth headset V3.0 work for Mobile Phones Featrues: Mono with A2DP Music Playback; Multipoint;Voice Prompt Control;Noise and Echo Cancellation. Specification: Net Weight7gDimension49.8x15x13.9mmInterfacesBluetooth V3.0 + EDRBluetooth ProfilesHeadset & Handsfree and A2P & AVRCP profilesTransmission RangeUp to 10 metersTalk timeUpt to 4.4 hoursStandby TimeUp to 110 hoursRadio Frequency2.401- 2.483 GHzBatteryRechargeable Li- Polymer Work with your Mobile phones.
Brand Name: Caidi Style: Ear Hook,wireless Communication: Wireless Connectors: Other Use: Mobile Phone Function: Bluetooth,Waterproof,Noise Cancelling Place of Origin: Guangdong China (Mainland) Bluetooth Version: all mobile Distance: 10m Battery: rechargeable Standby: 100 type: ear hook color: all Useage: all mobile Packaging & Delivery Packaging Detail: bulk packing, gift box packing, or as your request Delivery Detail: According to your order Specifications 1Wireless Mobile Bluetooth Headset 2Effective distance10M 3Low power comsumption 4Good quality and low price top seller Wireless Bluetooth Handsfree Headset for Mobile Phone * Hands-free* Super mini size* Easy to use* Universal compatibility* Reversible ear hook Bluetooth Versionall mobileOperating Distance10mBatteryBuilt-in rechargeableCharging PlugA/C chargerDimensions36mm*16mm*20mmHeadset WeightAround 5gVOIPSupportMultipoint TechnologyNoMusic Stream
Brand Name: OEM Model Number: BH00028 Style: Headband Communication: Wireless Connectors: 3.5mm Use: Mobile Phone Function: Bluetooth Place of Origin: Guangdong China (Mainland) Stand-by time: 300 hours Talking Time: 30 hours Music playing time: 18 hours Bluetooth chipset: CSR BC5 V2.1+EDR Certificate: BQB,FCC,CE,ROHS Specifications Multi-function Head wearing stereo bluetooth headset 1.with built-in TF/Micro SD card smart decoder. Multi-function Head wearing stereo bluetooth headset1. with built-in TF/Micro SD card smart decoder. 2. Block external noise excellently, with built-in DSP to offer crystal clear sound. 3. Bluetooth chipset: CSR BC5 V2.1+