Brand Name: OEM Model Number: BH-02 Style: In-Ear Communication: Wireless Connectors: USB Use: Portable Media Player Function: Bluetooth Place of Origin: Guangdong China (Mainland) Packaging & Delivery Packaging Detail: in blister card Delivery Detail: 1-3days Specifications Wireless bluetooth headphone 1.convenient for sports 2.Built in Microphone 3.Built-in lithium battery Wireless bluetooth headphone Features:100% Brand New and High QualityEasy to usePortable back-hang design, convenient for sportsAllow you answer the phone anytime and anywhere Specifications:• Color: Black,red,blue,green• Buttons: Play/ Pause, VOL +, VO -, Call/ Receive• Charging time: 1-2 hours• Play time:3-4 hours• Standby time: 250 hours• Weight: About 32g• USB Cable Length: About 62 cm/ 24.8''• Mini USB IN• Bluetooth version:V1.2/V2.1• Audio range:2.402GHZ~2.480GHZ ISM Band• Built-in lithium battery (charged via 2.0 USB)&bull
Brand Name: OEM Model Number: BSH555 Style: Headband Communication: Wireless Connectors: Other Use: Mobile Phone Function: Bluetooth Place of Origin: Guangdong China (Mainland) Color: customized Packaging & Delivery Packaging Detail: Color box Delivery Detail: 3-5weeks Specifications bluetooth headphone 1.Hi-Fi visual 3D, Stereo 2.Bluetooth V4.0+EDR 3.CD quality music through APTX Hi-Fi Visual 3D Bluetooth Stereo Headphone: Feature*Hi-Fi visual 3D Bluetooth stereo headset*Bluetooth V4.0+EDR compliant*CD quality music through APTX, compatible with Bluetooth-enabled mobile phone,PDA,PC and other equipment*Multiple connectivity options: Line-in, BLE 4.0*A2DP switch between two connected phones*Automatically switch between line-in and audo input*Operating range: 10 meters*Talk time: Up to 12 hours*Music playback time: 8 hours*Standby time: Up to 500 hours
Specifications Bluetooth Headphone 1. Operation Distance: Within 10m 2. Frequency range: 2.4020-2.480GHz Bluetooth Headphone 1. Sports-style headphone, it's specially for your use when you are doing sports. 2. Transmitter Power: Class 23. Operation Distance: Within 10m4. Frequency range: 2.4020-2.480GHz5. Embedded rechargeable Li-batteries: 300mAh6. Charger output Spec.: DC 5.0V(300mA)7. Normal charging time: less than or equal 3 hrs8. Calling time: greater than or equal 10hrs9. Music Time: greater than or equal 6hrs10. Standby time: greater than or equal 135hrs11. Headset Size: 54X47X16 mm12. Weight: 40g±2 g13. Certificate: CE / RoHS / Bluetooth Relational Products Certificate Exhibition (2012 Taipei Computex) &nb
Brand Name: Esino Model Number: ES-SP-A005 Style: Headband Communication: Wireless Connectors: USB Use: Mobile Phone Function: Bluetooth,Noise Cancelling Place of Origin: Guangdong China (Mainland) Name: earmuff bluetooth wireless headphone / stereo wireless headphone Packaging & Delivery Packaging Detail: Gift box Delivery Detail: 3 working days Specifications bluetooth 2ch stereo audio headset RF Frequency Range:2.402-2.480GHZ,2.4G Rechargeable 380mAh Li-polymer Battery bluetooth 2ch stereo audio headset Specification: 1.Bluetooth specification: V2.1+EDR2.Bluetooth profiles supported: HSP, HFP, A2DP and AVRCP3.Operating distance: 10 meters Class II Rechargeable 380mAh Li-polymer Battery 4.Rechargeable 380 mAH Li-polymer battery5.Talk time: Up to 6 hours6.Music playing time: Up to 6 hours7.Standby time: Up to 100 hours8.Charging time: About 1.5 hours9.Charge input voltage: DC 5V10.Dimensions: L33.8*W15.7*H10mm11.Weight: 220 g
Specifications 1. Headphone with Leather earpad, more comfortable 2. Music heaphone with High-Fidelity, 3. Headset with Foldable design Features: * Wireless appreciating music and answering calls and joy in HD stereo tone quality. Also may use the stochastically presented free cable to connection the music devices without the bluetooth function. * Adopting NdFeB to make bass, high pitch, stereo and dynamic sound more excellent and real natural music. * You can feel the comfort even in several hours due to the adjustable head band & super soft ear pad. * The super-large ear pad can isolate the external noises effectively and bring you more perfect music experience * Complete operation, you can put the cell pone into the pocket or bag, and directly adjust the volume, song skipping and switching between calls and music from the headset. Parameter: * Correspond With V2.1+EDR* Support:HSP,HFP,A2DP
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 StreamingNoMulti-function Button On/OffYesStandard Bluetooth Features*YesStandby Time (hrs)100Supported ProfilesHeadset Talk Time (hrs)4In the Box1 headset1 AC charger1 Earhook1 User manualOther SpecificationsCompatible with computer/laptop and Bluetooth enabled mobile phone.Easy and ideal for all day usage --- Super mini-light weight design, you may even forget to take it off when you go to bed!Removable earhook is perfect for either left or rig
Specifications Manufacture Design NEWEST on-ear Executive headphone with High Quality and noise cancelling bluetooth headset we supply the sm Advantages of our factory 1 We are premium manufactory, specializing in combine this items for more than 10 years2 Skillful workers and efficient management ensure good quality and fast delivery3 Professional team and experienced staff supply you the top service4 Rapid response is our working standard Specification 1.Bluetooth V3.0+EDR compliant handsfree bluetooth headset with high voice quality 2.Small size and comfortable design3.Lowest power consumption, over 3hrs of talk-time4.Supports Bluetooth Headset and Headset, Hands-stereo6.Charger adapter Output: DC 5V&200mA7.Charging time:Max 1.5 hours8.Talk time: Up to 4 hours9.Standby time: Up to 80 hours9 model : cote-A0876 Accessories * ear hook* Clip* User's Guide* Charger* Packing* Earplugs* A pai
Specifications stereo bluetooth headphone 1. competitive price ; 2. good quality; 3. paypal accepted 4. fashion design Fashionable wireless bluetooth stereo headphone DESCRIPTION: Bluetooth Version: V2.0 Chipset: CSR Bluetooth Profile Supported: Headset,Handsfree,A2DP and AVRCP Operation range : 10mFrequency: 2.4GHZ spectrumTalking Time: 7 hoursMusic Playing Time: 5 hours Standby Time: 180 hours Charging Time: 2-3 hours Weight: 100 gPerfect fit, ergonomics and comfort.Stylish patent design,Stereo ModeCool fucntion for music enjoyEasy ControlsLong-Lasting ChargeBuilt-in rechargeable batteryLonger, Larger Range, Fast Pairing, and Minimal Interference SPECIFICATION: Bluetooth VersionV2.1 +EDRChipsetCSRBluetooth Profile SupportedHeadset, Handsfree, A2DP and AVRCPOperation Range10mFrequency2.4GHz spectrumTalking Time15 hoursMusic Playing Time6 hoursStandby Time180 hoursCharging Time2-3 hours
Specifications Bluetooth Headset for all Mobile Phone/ Computer (White) 1.High quality,Assorted colors 2.Factory Price 3.Fast Delivery Bluetooth Headset for all Mobile Phone/ Computer (White) 1) Bluetooth head set lets you listen to music or take phone calls wirelessly. 2) High-quality speakers deliver crisp,rich sound. 3) Accept incoming calls or toggle vetween tracks with the touch of a button. 4) Lightweight,comfortable design for all-day listening. 5) Compatible with bluetooth enabled devices,such as most computers,cellphones,iPhone 3GS/4,iPad,iPod,and other MP3/MP4 players Earphone Specifications:Function for iPhone 4 & 4S, iPhone 3GS/3G, iPhone, iPod, MP3 fashion, precision, nice item.environmental, eco-friendly.CertificateROHS, SGS, CE.PackageBlister Packing or following customers request.Priceprovide the most competitive factory prices.Delivery timeapprox 7-10 days after sample approval.transportationSmall quantity: DHL/Fedex/UPS/TNT... Expres
Brand Name: OEM Model Number: B03 Style: Ear Hook Communication: Wireless Connectors: USB Use: Mobile Phone Function: Bluetooth,Noise Cancelling Place of Origin: Guangdong China (Mainland) size: 51.5*17.5*8mm weight: 10 materil: ABS color: white,black packing: gift box Packaging & Delivery Packaging Detail: gift box Delivery Detail: 10-15days Specifications bluetooth version:V3.0+ EDR,support A2DP. work range:10m. standby time:100 hours talk time:4 hours. charge time:2 hours 1.Bluetooth versionV3.0+EDR2.Support profilesA2DP3.Work range10m4.Standby time100 hours5.Talk time4 hours6. Charge time2 hours7.Main functionanswer/end a call,redial,volume adjusting,reject a call.mute function.8.Package includeusb cable/ear hook/user manual
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 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
Specifications 1.NEW bluetooth stereo headset 2.Bluetooth 2.1+EDR 3.FCC,CE,BQB,RoHS 4.Available range:10m 5.A2DP,AVRCP 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 200hoursMusic Playing Time10 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,HFP,HSP, A2DP and AVRCP Profiles Features of bluetooth: 1,Top Quality Blutooth Headset with Microphone.2.High Defition bluetooth headset with impressive bass sound.3.Can be easily connected to iphone,ipad,PC,cellphones e
Specifications 1,Fashional and innovative design; 2,super-bass sound; 3,CE,ROHS certificates. Headphones Specification:1.Hi-Fi stereo headphones. 2. Good performance 3. Powerful magnet systems and lightweight diaphragm to provide high-quality sound 4. Powerful bass and increased signal levels for modern rhythm music Advantages:1,We have over 800 workers which means we could offer you much faster delivery time;
Model Number: STY-BHD-13 Style: Ear Hook Communication: Wireless Use: Mobile Phone Function: Bluetooth Place of Origin: Guangdong China (Mainland) color: grey Packaging & Delivery Packaging Detail: color box Delivery Detail: 3-5days Specifications Bluetooth Headphone Version: 2.1 Mono headsetDistance: Up to 10MChipset: ISSCFrequency: 2.4-2.48GTalk time: Up to 6 HoursStandby time: 120 HoursCharge time: 2 hrs, USB Cable to PC, free of adapter Connect to Bluetooth mobile phone Re-dial the last number
Brand Name: Bassen Model Number: RO-LY Style: Headband Communication: Wireless Connectors: Bluetooth Use: anti-radiation Function: Bluetooth,Noise Cancelling Place of Origin: Guangdong China (Mainland) material: plastic color: black,red,yellow,blue,pink feature: anti-radiation button: pick up/hang up connection: bluetooth packing: color box using distance: 10 m charging time: 1-2 hours usage: mobile phones,tabalet Certificates: CE,RHOS Packaging & Delivery Packaging Detail: gift box Delivery Detail: 5-7 working days Specifications bluetooth headphone Improve call comfort Volume control work with device with bluetooth function Using distance: 10 Bluetooth headphone with Base Product advantages: Available worldwide, long talking time. The Bluetooth technology cost no extra money to use it in the world, so the customers who don't know this point about the Bluetooth can use it without worries. After you get it, you just need to recharge for the product when
Specifications Bluetooth headphone with TF memory card 1)Bluetooth range:10meters 2)Audio cable type:2.5mm/3.5mm 3)Bluetooth Core: V2.0+EDR Bluetooth headphone with TF memory cardNumber:GP0205133 Features:1.Audio cable type:2.5mm/3.5mm,2.Bluetooth range: 10meters 3.Talking time:up to 5hours 4.Standby time: up to 80hours 5.Bluetooth headset with TF card slot and MP3 player function 6.Can be as wired stereo player when inserting into pc 7.MP3 Playing time:up to 8 hours 8.Support MP3,WMA,WAV files format 9.Power supply: rechargeable 400mAh lithium battery 10.Bluetooth Core: V2.0+EDR 11.Bluetooth Program:ISSC+Class2 12.Support system:Win98/SE/2K/XP/Win7, 13.Operation voltage:3.4 V - 4.2 V;14.Working current:15 mA-35mA;15.The standby current:2 ma or less;16.Battery capacity:120 ma,17.Frequency response range: 20 hz - 25000 hz;18.Available color:black,white,reed,orange,red,grey,19.Unit weighit:45G,Package weight:135G. Packing:Blister bag65pcs/CTNN.W:8.80kgsG.W:9.80kgsCTN size:50*3
Brand Name: OEM Model Number: CH117 Style: In-Ear Communication: Wireless Connectors: USB Use: Portable Media Player Function: Bluetooth,Noise Cancelling,Microphone Place of Origin: Guangdong China (Mainland) Name: mini wireless headphone Brand: oem&odm 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 packing Delivery Detail: 10-15days Specifications 1, bluetooth headphones built in microphone 2,light weight .good feeling 3,Ergonomic ,slime disign 4,CE ,ROHS,FCC high quality sound bluetooth headphones built in microphone wireless headphones wireless headphoness wireless headphones wireless headphones wireless headphones wireless headphones wireless headphones &nb
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: Hensallcd Model Number: for Bluedio 610 Style: In-Ear Communication: Wireless Connectors: USB Use: Portable Media Player Function: Bluetooth,Noise Cancelling,Microphone Place of Origin: Guangdong China (Mainland) Transmission distance: 15 M bluetooth profile: Headset A2DP,AVRCP,HFP1.5,HSP1.1 Status: In stock Plug: AC Name: Bluetooth Headset In box packing Packaging: anti-static bags with foam box Leads time: 1-3 days Shipping: DHL,EMS,UPS,HKost,ChinaPost Guarantee: 6 month fit for: Bluetooth Headset 610 Packaging & Delivery Packaging Detail: Packed with anti-static bag and foam box Delivery Detail: Within 1-3 days after confirm the payment Specifications Bluetooth Headset for Bluedio DF610 1. 100% test by QC 2. Competitive factory price 3. Best sale service The details For Bluedio 610 Multimedia Bluetooth Headset as follows: With the unique slim design of Bluetooth headset, for BluedioDF610II possess a series of creative performance. Bluetoo
Specifications wireless bluetooth headphones Last number dialing Refusing incoming call OEM&ODM MOQ:200PCS Cheapest and Super Comfortable Headset the Smallest Wireless Bluetooth Headphones Specifications: Bluetooth version: V3.0Transmission distance:10mStandby time: 50 hoursTalk time: 3 hoursProduct weight:7gDimension:38*18*10mmColor: white,red,gray,blueFunction: Redial,Voice dialing,Answer/end a call Package: USB cable+earbuds+earhook+user manual 1pcs/color gift box100pcs/cartonCN size:41.5*31*47G.W.:5.7kg We welcome OEM & ODM orders,small order are acceptable.If you have any questions,pls contact Ms. Donna Hong(happy#seelongchina.com,pls change the # into @ when you sent E-mails to me,Thank you very much!)
Brand Name: XJWD Model Number: MS980 Style: Headband Communication: Wireless Connectors: USB Use: Mobile Phone Function: Bluetooth,Microphone Place of Origin: Guangdong China (Mainland) Bluetooth Version: V2.1+EDR Chips: CSR Support: HSF,HFP,AVRCP,A2DP Talking time: up to 11 hours Music time: up to 10 hours Standby time: up to 250 hours Charging time: about 2.5 hours Available in: Windows IOS Android Color: Black\White\Red Warranty: 1 Year Packaging & Delivery Packaging Detail: Packing details: color box & pvc packiing; Carton Size: 81.5*36*49.5cm; 30pcs in a carton; 20" : 6,000pcs. Delivery Detail: samples order: 3 working day; mass order: 28 working day Specifications 1.Folding design Bluetooth Headphones; 2.CSR chips for Pure sound; 3.Retractable and comfortable wear; 4.Multifuncton. Features:Folding design, easy to talk with you;Extremme comfort from adjustable headhand and earplug;Embeded microphone for hands-free conversation from Bluetooth-enable mobile phones;Enjoy st
Specifications CW-BH320 Cheapest Bluetooth Headset Bluetooth mono headset with low price CW-BH320 Cheapest Bluetooth Headset Chipset:Terax
Brand Name: wonderhuge Model Number: WH-E68 Style: Ear Hook Communication: Wireless Connectors: USB Use: mobile phone, computer Function: Bluetooth Place of Origin: Guangdong China (Mainland) color: silver, red Packaging & Delivery Packaging Detail: 1 unit in a gift box and Delivery Detail: 7-20 days Specifications 1. stereo bluetooth headphone with micro sd slot 2. built in mp3 player 3. talking freely on phone 4. used as wired headset 1. Product name: stereo bluetooth headphone with micro sd slot 2. Features:Talk on phone wireless via bluetoothHands free functionEnjoy music from mobile phone wirelesslyBluetooth receiving up to 10 metersIntegrated MP3 player to play by inserting micro sd cardAvailable for computerBuilt-in Li-ion battery supporting long time playingused as wired headset 3. Specifications:Bluetooth:Bluetooth Version: V2.0Talking time: 15 HoursStandby time: 240 HoursPower supply: DC 5VOutput power: 20mWRF: 2.4GHz GFSKBattery: rechargea
Specifications bluetooth headphones/wireless earbuds 1.MOQ: 50 2.Good quality 3.Fast delivery 4.Good price Features: * Wireless appreciating music and answering calls and joy in HD stereo tone quality. * Adopting NdFeB to make bass, high pitch, stereo and dynamic sound more excellent and real natural music.* You can feel the comfort even in several hours due to the adjustable head band & super soft ear pad.* The super-large ear pad can isolate the external noises effectively and bring you more perfect music experience* Complete operation, you can put the cell pone into the pocket or bag, and directly adjust the volume, song skipping and switching between calls and music from the headset. Parameter: * Working distance:10M* Charge time:≤3.5Hours* Music time:≥18Hours* Talk time:≥18Hours* Standby time:≥200Hours* Frequency range:2.4026GHz-2.480GHz* Correspond With V2.1+EDR* Support:HSP,HFP,A2DP,AVRCP* Transmitting power:Class2* Weight:About
Brand Name: SOAP Model Number: KN-BH05 Style: Neckband Communication: Wireless Connectors: 3.5mm Use: Mobile Phone Function: Bluetooth,Noise Cancelling Place of Origin: Guangdong China (Mainland) beanie color: black with design player color: red ,white ,blue,black Frequency response: 100 - 18000Hz bluetooth: 2.1 Momory: 2/4/8GB Power: Li - ion-rechargeable battery warranty: 12 months playing time: 8 h Name: beanie hat bluetooth headset Packaging & Delivery Packaging Detail: standard export packing, neutral packing Delivery Detail: 5-7 working day Specifications 1.Beanie bluetooth headphone/ wireless headset 2.Custom logo 3.CE ROHS PATENT 4.No MOQ small order 5. Bluetooth VS MP3 2013 Embroidery Woolen Beanie Hat headset / hat Bluetooth Headphone/beanie wireless headset player We are the First company design /customs beanie /Hat /Cap headphone.Beanie MP3 player earphone / headphone / headset Beanie Bluetooth player earphone / headphone / headset Beanie Hat long Line earphone
Specifications Product name: Wireless bluetooth headset headphone for PS3 Product name: wireless bluetooth headset headphone for PS3100% Brand New. Bluetooth headset size: 8.6L x 2.3W x 1.5Hcm (Approx)USB size:105cm L (Approx)Weight: 35.5g (Approx)Version: 2.1Chipset: ISSCDistance: Up to 10MFrequency: 2.4-2.48GTalking Time: Up to 6 HrsStandby Time: 60 HrsCharger Time: 2 hrs, USB Cable to PCStunning appearance, comfortable wearingUsing noise reduction and echo suppression technology can be operated with one handVolume control buttonsSafe to use, low radiationDetailed pictures:
Brand Name: OEM Model Number: SK-BH-M6 Style: In-Ear Communication: Wireless Connectors: Bluetooth Use: Mobile Phone Function: Bluetooth Place of Origin: Guangdong China (Mainland) Color: Light black,Metallic ,rubber blak Packaging & Delivery Packaging Detail: Gift Box Delivery Detail: 3-10 Days Specifications Hot mono bluetooth headphone up to 220 hours Talking time:up to 13 hours Bluetooth range: 10M Net weight: 48g SK-BH-M6 hot mono bluetooth headphone BH-M6 has up to 220 hours long standby time and 13 hours of continuous use and Compatible with all Bluetooth-enabled phones,it beautifully works in office.Enjoy fun of wireless via an bluetooth dongle ,it works well with SKYPE,MSN,and VoIP.Crystal clear sound can thoroughly release your hands to enjoy your work!Features:1). Blocks 4 times the external noise2). Ultarlong talk time &light weight3). Support headset,handfree profile4). Redial the last call ,Reject call.Volume adjustable.5). Faster connec
Specifications Specifications 1. CSR chip 2. connect 2 phones 1 time 3. play music Specifications *Brand New Wireless Stereo Bluetooth Headset *Elegant Fashion Design *High Acoustic Fidelity *Extremely Competitive Price Colors and Fashion, High Quality Wireless Bluetooth Headphone fit all brand mobile phone, tablet pc and computer accessories etc. Welcome to contect with me. Product Feature Bluetooth modelV2.1+EDRsupport agreementheadset free/ headset profiletalking time4-5hoursstandby time120 hoursvalid distance10meterscharging timewithin 2hourscharging voltageDC - 5Vwirless frequence2.4GHzTransmission powerClass 2Carton size55*43*39cmOne Carton50 pieces others 1.our products export to all over the world. 2.We guarantee each product will be checked, one by one. 3.If there are bad products, we will promptly pay compensation to customers without any charge. 4.We also sell a lot of similar ele
Brand Name: tamgle Model Number: BT8040 Style: Ear Hook Communication: Wireless Connectors: 3.5mm Use: Mobile Phone Function: Bluetooth,Waterproof,Noise Cancelling Place of Origin: Guangdong China (Mainland) Compatible brand: iphone/Nokia/samsung/blackberry or other device with bluetooth Packaging & Delivery Packaging Detail: polybag/carton Delivery Detail: 7 days after receiving the payment Specifications Place of origin: China mainland Brand: Tamgle Compatible brand: iphone/Nokia/Samsung/blackberry etc Package: Polybag/carton wireless handsfree bluetooth headset Description: 1.Transmission distance: 10 meters2.Earphone weight: 10 grams3.Talk time: 6 hoursS4.Standby time: 200 hours5.Bluetooth version: 2.06.size: 39*18*12 mm Detailed introduction: 1. wireless play music2.basic design - weight less than 10 grams3.multipoint connection, could connect 8 equipments - could connected 2 devices at the same time.4."no Ear hook" wear - 3 kinds of the
Specifications 10m wireless connection Built-in mircophone Built-in rechargeable Li-ion battery Key Specifications : 1.Transmission Mode : GFSK 2.Bluetooth® : V2.1 + EDR 3.Frequency response : 30 Hz – 20KHz 4.Operating voltage : 3.7 V 5.Distortion : <1% 6.Signal-to-noise ratio : > 80 dB 7.Operating distance :10m 8.Music playing time : About 10 hours 9.Standby time : About 300 hours10.Charging time : About 4 hours Features: 1. Built-in CVC echo cancellation, DSP Noise reduction2. AAC(optionalfor sound enhancement3. Embedded microphone for hands-free co