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
Specifications wireless bluetooth headphones for laptop 1. Cool design bass headphone 2. Enriched sound 3.low price abd best quality 2013 Fashionable Wireless Bluetooth Headphone Details Bluetooth version: Bluetooth V3.0+EDR Supports: HSP, HFP, A2DP and AVRCP Key: Volume up/down, Song last/next, MFB pair/pick/hang/recall Effective range: 10 meters Working time: Music: Up to 10 hours Talk: Up to 11hours Standby time: up to 250 hours Input: DC: 5V/130mA Charging time: about 3 hours Microphone: build-in Rechargable: USB mini 5 pin cable Bluetooth versionBluetooth V3.0+EDRSupportsHSP, HFP, A2DP and AVRCPKeyVolume 
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
Brand Name: HongKong HongFeng Model Number: 025 Style: Ear Hook Communication: Wireless Connectors: Other Use: Mobile Phone Function: Bluetooth,Noise Cancelling Place of Origin: Guangdong China (Mainland) Packaging & Delivery Packaging Detail: gift box or OEM design Delivery Detail: 2-5 working days after payment Specifications 1.Wireless bluetooth headset 2.Transmission Distance: 10M 3.Noise reduction 4.Fashion&lightness Nature Sound Bluetooth Headset for Moble Phone Features:1.The FM special random play function2.Storage and read function of flash disk3.Standby-time more than 100 hours4.Nice quanlity with acoustic fidelity5.Radiation Proof Anti-dropping Power Saving Specifications:1.Bluetooth Specifications: V2.1+EDR 2.Bluetooth Program:ISSC+Class23.Standby time: ≥ 100hours4.Talk time: 6hours5.Charging Time: 2-3 hour6.Standby Current: 0.7-1mA7.Batery Capacity: 48mA/h8.Wireless Frequency Range: 2.4G9.Transmission Power: 0 dbm
Brand Name: Well-top Model Number: W-004-white Style: Headband Communication: Wired Connectors: 3.5mm Use: Portable Media Player,mobile phone,computer,dj,music player... Function: Bluetooth,Waterproof,Noise Cancelling Place of Origin: Guangdong China (Mainland) colors: white,black,red,blue,purple,green other model avialable: pro,detox,studio,sola,mixr,tour... Packaging & Delivery Packaging Detail: box packaging Delivery Detail: 2-5 days Specifications A+++ quality,brand new,box packaging,factory price,good service,many different designs and model available,fast delivery!!! Dear friends,the products have logo and the products are in sealed box,if you are interested,please contact us,thanks! Namehigh quality wireless headphonesCommunicationwirelessConnect3.5mmPackingoriginalApplicationsFor computer, telephone, portable media playerPlace of originChinaPayment termspaypal, moneygram, western union, T/TShipping termsEMS, DHL, UPS, TNT, FedEx, or as your requirement
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. Handfree headphone 2. Easy to carry 3. Listen to the music without the wire cable connect with the mobile Features: 1)Operating frequency range: 2.40GHz-2.48GHz2)Bluetooth V2.1compliant3)Transmitting power: Glass24)Supports Headset & Handsfree Profiles5)Range of wireless connection: 10 meters6)Built-in chargeable 200mAH lithium battery7)Talk time: 8hours; 8)Stand-by time: 300 hours VCOM Brand: History:Established in 1994. hed in 1994. Group:3 Sales Company in Guangzhou, 2 Factories in Dongguan, 1 Factory in Jiangxi Province. Power:Hundreds of employees, annual worth more than 40,000,000usd. Tenet: Bring Value to Customers, Bring Value to employees, Bring Value to the world. Goal: To be a Top Famous Global Brand Feature: Frequency:8-30KHz Sensitivity: 105db±3db Impedance:40Ω &n
Specifications in-ear bluetooth earphone Automatically switch between music and call Long standby time Muti-point connection OEM 2013 new product Bluetooh single earphone Specifications Model No. of Bluetooth Earphone Q900 Chip 6145 chip Supporting EditionBluetooth version: V4.0+EDR Frequency Range2.4GHz Bluetooth VersionV4.0 Other Compatible Versions V1.1, V1.0, V1.2 V2.0 Scope of Work 10 Mi Neipei Transmission Power of Bluetooth Earphone Class 2Transmission Distance About 10MSupport mode A2DP, Headset, Headfree Supported ModeBluetooth-enabled mobile phone, Tablet PC, laptop Talk / music playback time about 4 hours Wearing styleEar Hood Standby time of Bluetooth Earphone about 120 hours Unique functionsVoice calls broadcast, battery indicator, double-grain noise reduction Environment Temp.Working-20 °c - 60°cCharging0 °c - 45°c Storage-20 °c - 60°cBatte
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
Brand Name: JEL Model Number: JEL-900 Style: Neckband Communication: Wireless Connectors: USB Use: Portable Media Player Place of Origin: Guangdong China (Mainland) Packaging & Delivery Packaging Detail: 1, bubble bag+white box 2,plastic +paper card 3,plastic+ color box Delivery Detail: according to the quantity of the order Specifications 1,Bluetooth Protocol Standard: Version 2.1+EDR 2, Wireless Frequency Range: ISM 2.402 to 2.480GHZ 3, Transmit Power: Class 2 Bluetooth Protocol Standard: Version 2.1+EDRWireless Frequency Range: ISM 2.402 to 2.480GHZTransmit Power: Class 2Wireless Range: 10mOperating Voltage: 3.5-4.2VBuilt-in Rechargeable Lithium Battery:370mAh/502533Charging Socket: MINI USB 5PINCharging Time: <=4HSpeaker: 30mm 32ohm 115Db 20m W20-20000HzMicrophone: -42db +/-3dbPlay Time:>=12HTalk Time:&
Brand Name: ainuo Model Number: MP-613FM Style: In-Ear Communication: Wireless Connectors: USB Use: Portable Media Player Function: Noise Cancelling Place of Origin: Guangdong China (Mainland) color: black white red purple silvery Packaging & Delivery Packaging Detail: blister box Delivery Detail: 3-7days Specifications sport mp3 headphone with fm radio 1. play the mp3 from the TF card 2. fm radio 78.5 to 108.0 3. mp3 player headphon factor
Specifications Bluetooth Headset for iPhone 4G (4-Hour Talk Time/100-Hour Standby) 1 Compatible with iPhone 4 2 Long standby 3 Long call Bluetooth Headset for iPhone 4G (4-Hour Talk Time/100-Hour Standby ) Main Feature:Compatible with iPhone 4 Long standby Long call Very Clear through the noiseSpecification: Bluetooth standard: V2.1, class 2 Supported profiles: Headset, Hands-free Built-in rechargeable Li-ion battery Operation range: Within 10 meters Talking time: up to 4 hours Standby time: up to 100 hours Charging time: up to 1.5 hours Package weight: 72g Package size: 18*9.5*4.1cmPackage: 1 x Bluetooth headset 1 x 110V~240V AC charger 1 x Chinese/English manual 1 x Ear cli
Brand Name: BLUETIGER Model Number: SK-BH-M39 Style: Headband,Head Wearing Connectors: Micro USB Use: Mobile Phone and Computer Function: Bluetooth,Noise Cancelling Place of Origin: Guangdong China (Mainland) Certification: BQB,FCC,CE,ROHS Packaging & Delivery Packaging Detail: blister card Delivery Detail: 1000pcs 7-10 days Specifications Stereo Bluetooth Headphone V4.0 BH-M39 Blocks 4 times the external noise,Crystal clear sound with DSP,Support A2DP,AVRC Stereo Bluetooth Headphone V4.0 BH-M39 Compatible with all bluetooth cell 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). Crystal clear sound with DSP3). Support A2DP,AVRCP,headset,handfree profile5). Redial the last call ,Reject call.Volume adjustable.6). Faster connecting,clear sound,anti-interference.7). Listen
Specifications Bluetooth 2.1 wireless transmission protocol High SNR Bluetooth audio connection Switch-over between calls and music Description: Bluetooth headset 1: Bluetooth 2.1 wireless transmission protocol &nbs
Brand Name: OEM Model Number: dj mixr Style: Headband Communication: Wired Connectors: 3.5mm Use: DJ Function: Bluetooth,Noise Cancelling,Microphone Place of Origin: Guangdong China (Mainland) Color: Multi Colors Max Power input: 20mW Type: 3.5mm stereo Feel: Comfortable Length: 130cm Microphone: Optional Sound: good and cloear Sensitive: 108bmW Frequency range: 15 to 24000hz Input Impedance: 32ohms Packaging & Delivery Packaging Detail: Original box and all the accessories or customized package & OEM package Delivery Detail: Within 2 days after payment Specifications Good Copy High Quality beatingly studio power isolation headphone made for ipad Professional studio Pure sound SpecificationsB logo Mixr Headset1.CE,ROHS approval 2.Logo print available 3.Good sound qualityFeatures- Professionally Super A Quality- Professional studio sound- High-end styling- Enhanced bass Introdution of products : Specification:2.Impedance: 32 ohm(1KHz)3.Sensitivity: Sensitity: 102-105 dB4.
Specifications Bluetooth Headphone For PS3 1:High Capacity Lion Battery 2:Energy saving,6H Talk Time 3:Support AVRCP 4:Bluetooth 2.1+EDR Bluetooth Headphone For PS3 Video Game,Computer and Mobile Phone Feartures: CE,ROHS,FCC and BQB approvalBluetooth Version 2.1+EDRSupports AVRCP, HSP and HFPNoise Cancelling Function Bluetooth HeadphoneExtremely good quality,superior clear voiceErgonomic and Fashion designRemovable ear-hook fits either earBluetooth Handsfree Headset,compatible with most Bluetooth DevicesHigh Capacity&Rechargeable Lion BatteryExtremely Light:Only 7gAutomatic cennecting functionEnergy saving function,200% longer talk timHandsfree,answer/reject call and call the last coming NO.Voice Dialing,Re-dialing functionTechnical Paramiter: Frequency range:2.4GHz-2.48GHzTransmission power:class2Transmission distance:10MOperating voltage:3.6VOperating current:≤35mAStandby current:≤2mACharger power:Input 100~240V AC,Output 5V DCWorking temperature:-20°C~6
Specifications 2012 new noise cancelling bluetooth headphone 1. CSR chip 2. connect 2 phones 1 time 3. play music 4. work with mobile,PSP e Item:2012 new noise cancelling bluetooth headphone Why buy from us?--1. OEM orders are welcome--2. Wholesale,Retail order acceptable.--3. Mixed order/color acceptable.--4. Fast delivery time--5. Sample available.--6. Shipment by DHL,EMS,UPS,FEDEX,China/HK post airmail to all over the world--7. Drop shipping offered.--8. Payment accept T/T, Paypal, Western Union, Escrow etc. Main Specifications: Name: Multimedia bluetooth stereo headsetType: Bluetooth clip-on stereo headset 1. Travel charger: DC 5v 220mA2. USB charger USB +5V3. Battery Voltage: 3.7V high capability rechargeable lithium polymer batter4. product standard, class 2 Operation5. Talk time: 5.5 hours6. Standby time: 80hours Pictures for your reference: How to connect 2 cell phones in 1 time? Welco
Specifications 1. V3.0 Stereo Bluetooth Headphone 2. Bislter Packing 3. 6 Regular Colors 4. Stereo Effect. 5. Stock delivery YPBH-W02 6 Colors V3.0 Stereo Bluetooth Headphone FEATURE ♥ Master chip:V3.0+EDR♥ Speaker: 30(Φmm) ♥ Sensitivity: 123(dB) ♥ Frequency range: 20-20KHZ SPECIFICATION ♥ High power, recharger li-polymer battery.♥ Voltage: 3.7V.♥ Charger and discharger protection IC.♥ Talk time up to 14 hours.♥ Standby time up to 250 hours. ♥ 6 Regular Colors: White, Black, Pink, Red, Orange, Blue PRODUCT PICTURE PRATICAL PRODUCT PHOTO PACKAGING COMPANY PROFILE Yinphone accessories Inc. has been dedicated in mobile phone accessories such as battery packs, chargers, faceplates, LCD and leather cases since 1995. Now we have added PDA accessories, digital camera battery packs and chargers to our business line.
Specifications Cool color bluetooth headphone s450 new fashion design with high quality floding stereo bluetooth headset 1.OEM brand 2.CE Cool color bluetooth headphone s450 new fashion design with high quality floding stereo bluetooth headset bluetooth headphone s450 for phone colorful bluetooth headphone s450 high quality bluetooth headphone s450 stereo bluetooth headphone s450 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&nbs
Specifications fashionable and simple design foldable design,easy to take away. Bluetooth Chip: CSR 2.1Bluetooth Profile: A2DP,AVRCPOperation Distance: up to 10 MRechargeable lithium ion battery: 3.7V 180mAhPlayback time: 7-8 HoursCharging time: 2-3 HoursFrequency Response: 50HZ-20KHZS/N Ratio: >=95dBInput Sensitivity: 600mv RMSDistortion: <=1.0% Battery Capacity 180mAhBattery Voltage 3.7VUSB input Voltage 5VPlayback time 8 hours Compatibility Including: -Apple IOS 4.0 version above(iPhone 5 & 4S & 4 & 3GS)(New iPad & iPad2 &iPad)(iPod Touch 4 ) -Nokia Symbian S60 (V3.0, 3.1 or 3.2) OS -Windows Mobile (6.0 and later) OS Current we use Gift color box. Pls email us for details and packing liOrder Qty over 3,000 pcs. We can customize your packaging.Pls contact us to set the details Our R&D team can meet your specific function requests of the products. So pls let us know your ideasWe also like to introduce our ne
Specifications Superior sound quality wireless bluetooth headphone. Factory price, fashion design ,fast delivery Perfect quality . Products Name: BT-200 PinkProducts Detail: Speaker diameter: φ40 milimeters Impedance: 32 OhmsSensitivity: 108dB S.P.L.at 1KHz;Rated power:20mWAggregate capability:50mWFrequency Response:20Hz-20,000HzMicrophone Unit:φ6*5mmImpedance:≤2.2KOhmsFrequancy Response:30Hz-16,000HzOperating voltage:3.0V
Brand Name: moshiny Style: Ear Hook Communication: Wired Connectors: 3.5mm Use: Portable Media Player Function: Bluetooth,Waterproof,Noise Cancelling Place of Origin: Guangdong China (Mainland) color: red,blue,yellow,orange,pink,white etc type: various powered: 2AAA batteries dimensions: 10.8 x 3.3 x 7.2 inches Packaging & Delivery Packaging Detail: Original Box and contents,polybag,color box and gift box,also customized package Delivery Detail: 2-5 workdays Specifications bluetooth headphone Its all about sound Less Noise, more music with powered isolation comfort your ears good for iphone AAA quality syllable wireless bluetooth headphone , bluetooth headphone , AAA quality bluetooth headphone , wireless bluetooth headphone headphones technical Details(1)Advanced driver design for precise audio clarity (2)Extra large speaker drivers for super deep bass (3)High powered digital amplifier plays hip hop, rock, R+B and mo
Specifications 1. Bluetooth headphone for Iphone 2. OEM&ODM is welcomed 3. High quality with ABS+PVC 4. Pass CE, Rohs Specification Frequency range2.4GHz-2.48GHzTransmission powerClass 2Transmission distance10MOperating voltage3.6VOperating current35mAStandby current2mACharger powerInput 100~240V AC, Output 5V DCWorking temperature-20°C~60°CNo working temperature-20°C~60°CCharging temperature0°C~45°CCharging time2 hoursTalking time6 hoursStandby time120 hours Bluetooth headphone 1. Transmission distance: 10M 2. Support AVRCP 3. High Capacity Lion Battery4. Talking time: 6H5. CE.ROHS.FCC and BQB Approval6. Bluetooth Version 2.1+EDR7. Supports AVRCP, HSP and HFP8. Noise Cancelling Function Bluetooth Headset9. Extremely good quality, superior clear voice10. Head Wearing design With Microphone11. Hands free, compatible with all Bluetooth Devices such as PS312. High Capacity& Rechargeable Lion Battery13. Automatic
Specifications sport bluetooth headset/bluetooth headphone 1.Enjoy music cordlessly 2.Build in high quality microphone 3.High quality stereo sport bluetooth headset/ bluetooth headphone,sport bluetooth headset,stereo bluetooth headset,bluetooth earphoneHigh quality stereo surroundBluetooth specification v1.2 class 2Supports bluetooth A2DP and AVRCP profileQuick rechargeable 300mAh li-polymer batteryTalk time:up to 6 hoursMusic listening time:up to 6 hoursCharge time:within 2hoursDimenson:95MM X 70MM X 35MMWeight:45grams with b attery
Brand Name: LEMO Model Number: bluetooth headphone Style: Neckband Communication: Wireless Connectors: USB Use: Portable Media Player Function: Bluetooth,Microphone Place of Origin: Guangdong China (Mainland) useage: bluetooth headphone logo: Silk-Screen printing, color printing Material: ABS sample: available Effective distance: 10 meters Packaging & Delivery Packaging Detail: gift box, also can be customized according your requirment. Delivery Detail: 10-15 working days upon the payment Specifications bluetooth headphone 1.OEM&ODM welcomed 2.bluetooth+mp3 3.earplug style 4.useful for sportman bluetooth headphone Detailed Product Description1) main features• Portable design, easy to take with you.• Comfortable for Sports.• One USB data cable for charging.• Play music from bluetooth devices ,such as your mobile phone ,laptop etc• Wireless earplug bluetooth headphone ,logo pr
Brand Name: mpc Model Number: ST-89 Style: Headband Communication: Wireless Connectors: USB Use: Mobile Phone Function: Bluetooth Place of Origin: Guangdong China (Mainland) Charging mode: USB and travel Frequency: 2.4GHZ spectrum Standby Time: 180 hours Warranty: 1 year (1 to 1 replacement) Packaging & Delivery Packaging Detail: neutral packing ,Carton Dimensions: 49*36*45(cm) Delivery Detail: 3-5 workig days after received the payment Specifications V2.0 35Pcs/Carton Stereo Bluetooth Headset st-89 wholesale Bluetooth Version: V2.0 Charging mode: USB and travel V2.0 35Pcs/Carton Stereo Bluetooth Headset st-89 wholesaleBluetooth Version: V2.0 Charging mode: USB and travel Bluetooth Version: V2.0Bluetooth Profile Supported: Headset,Handsfree,A2DP and AVRCPChipset:CSRStereo Music with caller ID and Pairs with two Bluetooth mobile phones simultaneouslyOperation range Class2(10m)Feature: With Superior OLED to indicatethe incoming calls,volume,battery and pairing sta
Specifications 1.Micro SD Card/TF Card slot 2.FM Radio 3.LCD Display 4.Wireless, sport-style 5.Portable folding headset Super bass sound quality phone call sports wireless headphone earphone mp3 player Selling Point:1.Micro SD Card/TF Card slot2.FM Radio3.LCD Display 4.Wireless, sport-style5.Portable folding headset FEATURES:1) SD/TF cards supportive2) Audio Format Support MP3/WAV/WMA3) Builded-in Rechargeable lithium battery4) Portable Folding headphone5) Integrated FM Radio6) Wired headphone7) Low Capacity Battery Indicator8) Fast Go and Fast Back function9) Memory channel FunctionSpecification:Transimitter1)System: Active Chip2)THD:<1%3)Radio Frequency Range:76-108MHz4)S/N:>90dB5)Charging Time:2.5HOURS6)Frequency Response:20-20KHz7)Headphone Current:300mA/H8)Using Enviromental Temperature:0°C-50°C
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 &
Specifications wireless bluetooth headphone 1.wireless bluetooth earphone 2.bluetooth earphone 3.the best price and high quality
Specifications bluetooth headphone for MP3/mp4/mobile/tablet pc 1.bluetooth 2.support mp3 3.support card reader function,1GB-32GB skype: batterystar bluetooth headphone for MP3/mp4/mobile/tablet pc 1.bluetooth2.support mp33.support card reader function,1GB-32GB Specification:S3 function description>input voltage:+3.7(lithium battery) >load current:16*2 >support mp3,wma,wav format aydio file>Maximum current sound:less than 1MV >working current(power dissipation):less than 40MA,battery can have 10 hours of continuous play >support card reader function,1GB-32GB >support usb sound card funtion >short press recording button enter record mode.meanwhile,recording indicator light flashing slowly >in the recording process,short press the record button to stop recording.At the same time playing just of recording documents.long press the record button enter the recording file,press"up"and "down"button to choose the file which you need to