Model Number: GF-BTH-018 Style: Ear Hook Communication: Wireless Use: Mobile Phone Function: Bluetooth,Waterproof,Noise Cancelling Place of Origin: Guangdong China (Mainland) Packaging & Delivery Packaging Detail: Blister packing Delivery Detail: 1-2days Specifications 1). Either the ear hook or the ear pulg 2). Support bluetooth headset,handfree profile 3). Redial the last call ,Reject call Features:1). Either the ear hook or the ear pulg.2). 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).On-line chat through Bluetooth wireless transmitter Specification:1) Bluetooth protocol: version 2.0 2) Frequency: 2.4 GHz 3) Bluetooth range: 10meters. 4) Net weight: 5.2g5) Power supply:DC5.1V/120Ma6) Working volt: 3.7V7) Battery: rechargeable Li-Ion battery Talking time:up to 3 hours Standby time:
Specifications 10m connection Built-in microphone and rechargeable Li-ion battery Key Specifications 1.Frequency response : 20 Hz – 20KHz 2.Bluetooth® : V2.1 + EDR 3.Transmission Mode : GFSK 4.Operating voltage : 3.7 V 5.Signal-to-noise ratio : > 80 dB 6.Channel separation : >30 dB 7.Distortion : <2% Feutures: 1. Pause the music & Play back automatically when receives an incoming call 2. Micro USB connector allows charging via AC power adaptor or computer USB por
Brand Name: SHH Model Number: SHH-bluetoot earphone Style: Ear Hook Communication: Wireless Connectors: 2.5mm Use: Mobile Phone Function: Bluetooth,Waterproof,Noise Cancelling,Microphone Place of Origin: Guangdong China (Mainland) materials: ABS+PVC Packaging & Delivery Packaging Detail: Packaging Detail: Blister box,color box,gift box,window box,white box,poly bag,PE bag,OPP bag Delivery Detail: 15-20 days after placing order Delivery Detail: 15-20days after order cnfirmed Specifications bluetooth Headsets 1. High quality low price 2. OEM logo and package 3. CE & FCC 4. Custom colors New bluetooth headsets for mobile phone with good quality Operation range: Up to 10 metersBluetooth version: V2.1Dimensions: (L)51mm*(W)16mm*(H)5mmSolution: CSR BC6Talk time: Up to 3 hoursStandby time: Up to 100 hoursWeight: about 10 gramsBattery type: Rechargeable Poly -Li batteryMultifunction: and reject a call, call redial, voice recognition*Universal Micro USB charge port &
Specifications 1. Bluetooth mobile phone and PDA 2.Bluetooth music devices 3.Easy to switch between Stereo Bluetooth Headphone Music or Phone Calls Stereo Bluetooth Headphone Descripition: Specifications:Bluetooth version:Bluetooth V2.1+EDR (SUPPORT: HSP, HFP, A2DP and AVRCP )Key:Volume up/down,Song last/next,MFB pair/pick/hang/recallEffective range:10 meters Working time:Music:Up to 10 hours,Talk:Up to 11hours Standby time:Up to 250 hoursInput:DC:5V/130mACharging time:Approx 3 hoursMicrophone:Bulid-inRechargable:USB mini 5 pin cableBH-02 is a stereo Bluetooth headset. It supports the following Bluetooth profiles: HSP —— Headset Profile HFP —— Hands-free Profile A2DP—— Advanced Audio Distribution Profile AVRCP——Audio/Video Remote Control ProfileYou can enjoy music and hand free talk wirelessly by using BH-02.function:1) Pairing with the Bluetooth mobile phone and PDA (such iPhone) which support HFP. Ans
Specifications Bluetooth headset with LCD and new design bluetooth hands free 600 contacts stored, re-dial and voice dialing supported Bluetooth Handsfree Car kit with LCDAddwords: bluetooth earphone, bluetooth headset New design with LCD make it different and special to give different experience. Function and features:1. DSP full processing, no noise and aftersound2. Incoming call display: LCD screen can display callers Name and phone numbers directly and can save 600 groups of contacts3. Voice-dialing function supported: Cell phone supplied4. Re-dialing of last calling number.5. Audio volume adjustable.6. Energy-saving: Auto power off when disconnected 5 minutes and powered on again when connected.7.
Specifications 1.high quality with lower price 2.small speaker design 3.multiple function 4.easy operate button 5.for radiation protection Specification Bluetooth Version
Brand Name: Fronttek Model Number: M210BT Style: Neckband Communication: Wireless Connectors: 3.5mm Use: Mobile Phone Function: Bluetooth,Noise Cancelling,for computer/mobile phone/MP3/PSP Place of Origin: China (Mainland) spec.: wireless bluetooth headphone Color: customized any colors are available Logo: imprinted logo is available Waranty: one year Certificates: ce.rohs OEM: available Box size: 15*18.5*4.5CM CTN MEAS: 8*48*40CM G.W: .5KGS/CTN 60PCS/CTN Packaging & Delivery Packaging Detail: blister package or OEM customized package Delivery Detail: about 25 days Specifications Foldable wireless bluetooth headphone 1.professional headphone factory 2.for pc/computer/mobile 3.accept OEM 4.comfortable (m210bt)Foldable wireless bluetooth headphone Feature &
Brand Name: KAWATA Model Number: KT-93 Communication: Wireless Use: Mobile Phone Function: Bluetooth 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: bluetooth headset 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 bluetooth headset -Bluetooth handset for iPhone -Lessen radiation -Recharging function CE,REACH,ROHS,FCC Detailed Product Description bluetooth headset -Bluetooth handset for iPhone-Le
Specifications 1.foldable bluetooth headphone 2.foldable mini-design 3.high-fidelity sound 4.two-way chat on the net 4.OEM logo and packing Mini-design foldable bluetooth headphone ---LB601 -----credibility first------ quality first------ customer first------ service first Headphone:Feature: 1. Enjoy musci wirelessly with Bluetooth stereo enabled device2. Build-in high-quality 40mm mylar loudspeaker for audiophile garde sound quality3. Convinient USB charging4. Remote function: play, stop, previous/next , volume +/-5. Mini-foldable design, graet for tarvel and out door useSpecifications: 1. Bluetooth specification v2.1+EDR class 22. The latest version of A2DP 1.2 and AVRCP 1.0 profiles support3. Supports Bluetooth headset and handsfree profile (HPF 1.5)4. RF frequency range: 2.402~2.480Ghz, 2.4G ism BAND5.Rechargeable 200mA Li-polymer Battery6. Talk time: Up to 5 hours Bluetooth Dongle:Feature: 1. Convert non Bluetooth PC into Bluetooth enable
Brand Name: ATI / OEM / ODM Model Number: N98 Style: In-Ear Communication: Wireless Connectors: 2.5mm Use: Mobile Phone Function: Bluetooth,Waterproof,Noise Cancelling,Bluetoth Headset Place of Origin: Guangdong China (Mainland) Operation range:: Up to 10 meters Bluetooth version:: V2.1+EDR Talk time:: Up to 3.5 hours Packaging & Delivery Packaging Detail: white box Delivery Detail: 10 - 20days Specifications waterproof bluetooth headphones range: Up to 10 meters Bluetooth version: V2.1+EDR Headset and Hands-free , A2DP, AVRCP waterproof bluetooth headphonesOperation range: Up to 10 metersBluetooth version: V2.1+EDRHeadset and Hands-free , A2DP, AVRCP. Operation range: Up to 10 meters
Specifications Bluetooth headphones Suitable for ipod/iphone/laptop etc small wireless headphones Fully CE ROHS 2013 wireless stereo bluetooth headphone/headset ------------------------Product Performance ------------------------- 1Folding portable plug-in card bluetooth headphones 2V2.1+EDR Blooth version,High data rate; 3can connect with phone, convenient for talk4Wearing 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 10The built-in recording function,can record outside of the audio source 11The built-in battery for 12 hours12 Support the operating system:windows98/SE/ME/2K/XP Vista MAC OS 9.2
Brand Name: OEM Model Number: YX-TF210 Style: Neckband,wireless bluetooth headset Communication: Wireless Connectors: USB Use: Portable Media Player Function: Bluetooth,Waterproof,Noise Cancelling,Microphone Place of Origin: Guangdong China (Mainland) Bluetooth edition: V2.1+EDR Logo printing: Available Microphone: Optional Certificates: CE,RoHS,REACH & FCC Packaging & Delivery Packaging Detail: Blister box,color box,gift box,window box,poly bag Delivery Detail: 20-25 days after placing order Specifications 1.bluetooth headphone 2.Stylish design 3.Customized colors 4.Competitive wholesale price 5.CE,RoHS,REACH & FCC certificates 2013 hot-selling bluetooth wireless headphone neckband bluetooth headphone s450 from Shenzhen factory High quality bluetooth headphoneFine finishing, stylish and colorful.Aggrandizes technology. Inline volume control allow convenient operation. Soft earpads with adjustable headband fit perfectly to your ear s, allowing you to comfortably enjoy yo
Specifications 1) Bluetooth: version 2.1+EDR 2) Frequency: 2.4 GHz 3) Factory:Yes 2013 Newest and Fashion style Bluetooth Headphone BH-K009 Features: 1). Blocks 4 times the external noise 2). Multi-point supported: 2 connections simultaneously3). Support headset,handfree profile 5). Redial the last call ,Reject call.Volume adjustable. 6). Faster connecting, clear sound, anti-interference 7). Simple pairing support 8). Flexible swivel boom microphone for left or right ear9). On-line chat through bluetooth wireless transmitter 10).Over-the-head Design Specification: 1) Bluetooth protocol: version 2.1+EDR 2) Frequency: 2.4 GHz 3) Bluetoot
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
Brand Name: wireless bluetooth headphones 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. Delivery Detail: 15~20 working days after receiving payment Specifications 1,wireless bluetooth headphone 2,supports microphone 3,Noise cancelling headphone 4,Crystal-clear highs 5,Powerful-deep bass 2013 latest wireless bluetooth headphones with MIC and bluetooth Headset for iPhone iPad MP3 laptops computersThe Latest Stereo Headphone With Crystal Clear Highs Produ
Specifications wireless/bluetooth headphone headphone,high definitio music/gaming, high comfort experience natuaral quality music Fashionable wireless/bluetooth headphone wireless/bluetooth headphone With it, creat a pure music world wherever you go!!!!!!! You cant just discount it for simply the following reasons: all the insanes of headphone tapping onto itamazing price and quality ratio you cant find elsewheretotally a masterpiece no matter the workmanship or designPopular in EU-US area,leading the latest trend of earphone field Specifications Plug3.5mmImpendance32Ohms+/-15%Sensitivity108dB +/-3dbFrequency20-20000HzCable1 music cable 1 mic cable.Speaker40mm diameterColoryellow, blue, green, Oringe, red, purple, pink Product characteristics OEM & ODM Project acceptableall the portable players compatible various colors for option black
Specifications 1. Support line in music from other devices 2. New design 3.line-in 4.OEM product most popular new private bluetooth headphone : Specifications:Wireless transmission distance: CLASS IIBattery capacity: 250MAHFrequency range: 20-20KHZSensitivity: 95DBSpeaker impedance: 32 ohmSpeaker Size: 32MMCharing time: 2HVoice Communication working time: 8-10HBluetooth Music Playing time: 8-10H(Based on two-thirds of the maxium volume)
Brand Name: KD Model Number: S009969 Style: Headband Communication: Wireless Connectors: 3.5mm Use: Computer, MP3, MP4, Phone and so on Function: Bluetooth Place of Origin: Guangdong China (Mainland) Weight: 80 gram Volume: 14cmx10.5cmx3.7cm Packaging & Delivery Packaging Detail: In reel Delivery Detail: Within 3-5 work days Specifications Bluetooth Headset with Charger Weight: 80 gram Volume:14cmx10.5cmx3.7cm Bluetooth Headset with ChargerSKU:S009969- Talk up to 4hours-Stand by Time up 70 hours-Light weight 5.6g-Auto-detectable,Auto matic Pairing-ready when powered on -Sleek and minimastist design Reference Pictures:
Specifications 2.4G wireless digital bluetooth headphone 300mA removable li-on battery Volume control Smooth ear shell Remote control 2.4G wireless digital bluetooth headphoneProduct Features2.4G wireless acoustic 20M transmission high-fidelity data active hopping data transfer and unique packaging and splicing agreement,2.4G comprehensive protection in a complex environment of anti-jamming capability,up to 20meters away from your computer of audio transmission.Removablehigh-performance rechargeable lithium battery with removable high-performance rechargeable lithium batteries,lithium batteries can replace the battery at any time,do not worry battery aging,it is same as cell phone lithium battery mode,you can always remove the standby charge and universal charge .LED lighting function keys integration of key design and turned blue glare display,two-way digital transmission wireless headset to control computer,remote control the computer player's
Brand Name: mi.wow Model Number: Bluetooth Earphone Style: In-Ear Communication: Wireless Connectors: 3.5mm Use: Mobile Phone Function: Bluetooth,Waterproof,Noise Cancelling Place of Origin: Guangdong China (Mainland) Color: Black Packaging & Delivery Packaging Detail: Neutral packaging, plastic packaging, gift box Delivery Detail: 1~3das Specifications Hot Sale In Ear Bluetooth Headphone 1.Bluetooth Version: V2.0. 2.In-Ear Headphone. 3.Fast Delivery. 4.Welcome Inquiry. Hot Sale In Ear Bluetooth Headphone Specification: 1.Top Quality Bluetooth Headset with Microphone.2.High Defition bluetooth headset with impressive Hi-Fi sound.3.Can be easily connected to iphone,ipad,PC,cellphones etc.4.Remote playback control function:Answer call,End call, Redial,Voice Dial,Call Rejection.5.Enjoy talking with friends or business partners up to 3.5 hours. 6. Powered by long lasting, rechargeable lithium batteries. 7.Key Features: Volume /-,Pause/Play,Redial,Voice
Brand Name: R8 Model Number: HW209 Style: In-Ear Communication: Wireless Connectors: 3.5mm Use: Other Function: Bluetooth,Waterproof,Noise Cancelling,FM stereo radio Place of Origin: Guangdong China (Mainland) Color: White Impedance: 32Ω Sensitivity: 105dB Frequency: 20-20KHz Maximum output: 100mW Microphone: -58±2dB Ion Batteries: 12 hours Packing: color box Delivery time: 25 days Packaging & Delivery Packaging Detail: carton box color box Delivery Detail: 25 days Specifications New Arrival Wireless Bluetooth Headset 1.Brand Products 2.With FM stereo radio 3.USB charges 4.MOQ=100pcs New Arrival Wireless Bluetooth Headset 1.MP3 player,insert TF card can play2.with FM stereo radio,Including a port of school broadcasts(76~108mHz), can be memoried 56 transmitter.3.Built-in Polymer Lithium Ion Batteries, can be continuous played music in 12 hours ;tune in broadcast about 9 hours.4.USB charges3.Impedance:32Ω4.Sensitivity:105dB5.Frequency:20-20KHz6
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 Best quality bluetooth headphone supplier, stereo bluetooth headset 1.Bluetooth V2.1+EDR 2.Top quality 3.Slim design DescriptionBluetooth stereo headphoneDesign*Super Simple and fashionable appearance * Special button design,very easy to operate &n
Brand Name: transway Model Number: CGSB845B Style: Headband Communication: Wireless Connectors: Other Use: Sports + Leisure Function: Bluetooth,Waterproof Place of Origin: China (Mainland) Color: Blue, Red, Green, Pink Specifications Bluetooth flexible headset Comfortable for Sports Noise Reduction Ear Plugs Water Resistant fashionable design stereo bluetooth headphone Description: Bluetooth flexible headset for sports and leisure. Flexible water resistant Bluetooth headset for sports or leisure. Who says Bluetooth headsets arent comfortable? This unique Bluetooth headset not only looks great, but its so comfortable youll forget you are wearing it! By doing a simple pairing with your Bluetooth capable cell phone, smart phone or PDA, you will be ready for an active day ahead and have easy access to all your calls. In addition, you can also easily pair it with a Bluetooth capable laptop/notebook computer, so feel free to wear it to talk on Skype all nig
Brand Name: Yeefaa Model Number: BTH002 Style: Headband Communication: Wireless Connectors: USB Use: Mobile Phone Function: Bluetooth,Waterproof,Noise Cancelling Place of Origin: Guangdong China (Mainland) Packing:: color box Usage:: Mobile Phone Unit Price/Payment:: FOB Shenzhen. T/T Origin:: Shenzhen,China Transportation:: by sea/air/express Packaging & Delivery Packaging Detail: Color box Delivery Detail: 5-7days Specifications Stereo Bluetooth Headset BTH002 Embedded mic for hands-free conversation from Bluetooth-enabled mobile phones stereo music Stereo Bluetooth Headset BTH002FeatureExtreme comfort from adjustable head hand and earplug.Embedded microphone for hands-free conversation from Bluetooth-enabled mobile phonesEnjoy stereo music wirelessly from Bluetooth A2DP devices.Pause the music & Play back automatically when receives an incoming callSupport remote control of play/pause, previous/next track, volume up and volume downCall transfer between the headset and Blu
Brand Name: HABALA Model Number: S-98 Style: Ear Hook Communication: Wireless Connectors: USB Use: Mobile Phone Function: Bluetooth,Noise Cancelling Place of Origin: Guangdong China (Mainland) material: ABS+PETG supprt version: V3.0 standby time: 50 hours talking time: about 3 hours frequency: 2.402-2.480GHZ product weight: 7g color: blue/white/red/black Packaging & Delivery Packaging Detail: 1 pc with a giftbox, and 100 pcs packed into a carton Delivery Detail: 10-15 days after we receive the payment Specifications High quality bluetooth mono headset Voice-dialing Last number dialing Refusing incoming call Sport & Casual Style ODM and OEM are acceptableDelivery time : 10-15 days Payment terms : T/T. Western Union . Paypal We are professional and quality bluetooth headset manufacturer, our product with competitive price and good quality compared with other suppliers.Welcome to contact us : mobile: 0086-15816891864S
Brand Name: OEM Style: Ear Hook Communication: Wireless Connectors: USB Use: Mobile Phone Function: Bluetooth,Waterproof,Noise Cancelling,Microphone Place of Origin: China (Mainland) MQO: 1000 color: black working Time: 5days delivery time: 3-5days payment: paypal.WU. TT, Packaging & Delivery Packaging Detail: box Delivery Detail: 1 week Specifications Bluetooth Version: V3.0+EDR Supported Profiles: Headset Profile,HandsFree Profile\A2DP Profile Frequency response: 2.4GHz Op Just say "answer" to answer a call without having to press any buttonPlay music, podcasts, webcasts and GPS navigation tips2-in-1 USB interface cable for the phone and the headset at the same time charging Bluetooth Version: V3.0+EDR Supported Profiles: Headset Profile,HandsFree Profile\A2DP ProfileFrequency response: 2.4GHzOperating Distance: 15MCharger Power: AC Input 110-240V, DC out put 5V Talk Time(hrs): About 5H Standard Time(hrs): About 12
Specifications Available in :Windows IOS Android New fashion design Wireless with bluetooth function Easy to use music file format:MP3,WMA,WAV Charging power supply:computer USB port DC5V;DC 5V(500 MA)travel charger;DC 5V(500MA)car charger Frequency response:20 Hz-20 KHz Output power:2*10Mw Working temperature:0-50 centigrade Specification Stereo bluetooth headset HS1800 Bluetooth version:2.1+EDR Talking time:7 hours Standby time:200 hours  
Brand Name: S2 S3 Model Number: HM1500 Style: Headband Communication: Wireless Use: Mobile Phone Function: Bluetooth,Noise Cancelling Place of Origin: Guangdong China (Mainland) Packaging & Delivery Packaging Detail: gift box Delivery Detail: 1-2 working days after confirmed payment Specifications Luxury Design Wireless Bluetooth Stereo Headset Heart shaped Earphone Headphone for Universal Mobile phone S3 S2 lStylish clip-on headsetHM1500 is stylish clip-on design. Using a clip to attach the headset to your clothes, use a comfortable earpiece and microphone for the protection of privacy. lVibrationUse the vibrating alert for call notification in noisy environments or when your handset is on silent. lNoise reduction and echo cancellationEliminate unwanted background noise during calls with noise and echo cancellation DSP technology for crystal-clear conversation. lAdvanced multipoint-connectivity with two mobile phonesThe HM1500 boasts multipoint technology, allowing dir
Brand Name: SMS Model Number: SMS 50 cent Style: Headband Communication: Wireless Connectors: 3.5mm Use: Portable Media Player Function: Bluetooth,Waterproof,Noise Cancelling Place of Origin: China (Mainland) Packaging & Delivery Packaging Detail: Original pacakge . Delivery Detail: 5-15days Specifications Ergonomically designed Noise cancelling SMS 50 cent earphone ,in-earphone, headphone. wired headphone, bluetooth headphone This item have three kinds:1. In-earphone2. Bluetooth headphone3. wired headphone