Audio Speaker Wireless Bluetooth Headphone/headset/earphone

Brand Name: E-SUN Model Number: ES-BH-02-10F Style: Headband Communication: Wireless Connectors: USB Use: Mobile Phone Function: Bluetooth,Noise Cancelling Place of Origin: Guangdong China (Mainland) Bluetooth version: bluetooth V2.1. receive sensitivity: -78dBm. Usage: for Hi-Fi headphones Working Band: 2.4G ISM Band,2.402-2.480GHz standby time: about 240 hours continuous talking time: over12 hours operation range: within 10 meters Music playing time: 8hours Resistance: 320hm color: black,red,orange,blue,pink,white Packaging & Delivery Packaging Detail: gift box Delivery Detail: 7 days after you payment Specifications 1.cheap wholesale stereo bluetooth earphone for iphone,I9300; 2.CSR; 3.bluetooth; 4.Rechargeable battery system; Audio speaker wireless Bluetooth headphone/headset/earphone       Company Profile  Web site: http://e-suntech.preview.alibaba.com/        www.sztyg.com Founded in 2001, E-Sun Technology Gourp Co., Limited is dedicated in designing, manufacturing and distributing Bluetooth and portable storage products. Our company is the first one which developed PCMCIA CD ROM interface card in China.Our products include bluetooth headset ,bluetooth keyboard,power bank ,external ODD,External HDDBased on our strong R&D team, strict QC system and skillful work force, we will provide you not only competitive prices, but also great quality and satisfied after-sale service."SUNDAY" and "DODO" are our two super brands; moreover, we have excellent capability of filling customers' OEM requirements.Our tenet: the customer is supreme, quality first, reputation first. Please trust us, we are improving everyday!  bluetooth earphone, headphone, new bluetooth headphone, 2012 new bluetooth headsets, wireless bluetooth headset, noise canceling bluetooth headset    Specifications  1. Type: wireless headphones with microphone2. Bluetooth version: bluetooth 2.13. Support profiles: headset,hands free,AVRCP,A2DP4. Speaker diameter: 30mm5. Frequency range: 20-20,000Hz6. Sensitivity: 78dB7. Microphone sensitivity: -38dB8. Resistance: 320hm9. Talk time: up to 12 hours10. Music playing time: 8hours11. Standy time: 240 hours12. Volume regulator: have   support,bluetooth built-in,, hadphone, telephone, EQ Bluetooth headset , headphones , stereo bluetooth earphone  Package:  * Box: standard / customization * User Manual x1* USB Cable x 1    Hardware specification definitionSolution Transmit powerClass 2, Reception sensitivity-78dbm(typical)Working Band2.4G ISM Band,2.402-2.480GHzModulation systemGFSK,π/4 DQPSK,8DPSKHardware versionCAM-BSK10-C5R3-V3KeyMulti-function button,VOL+,VOL-,Toggle switchFast forward button,Rewind buttonLED Software memory64K EPROMAntennaBuilt-in antennaKey life 50000 times aboveOperating temperature0 - +45 °CStorage temperature-20 - 45 °CCSR    Sofeware specification definitionHFP AG ProfileV1.5A2DP SRC ProfileV1.2AVRCP Targe ProfileV1.0Software version(Standard Edition)   Merchanical operation definitionMulti-function button(MFB)Pressure force 250gf±80gf ; Route 0.2mm±0.1mmKey life50,000 times above      Electrical Characteristics Electrical specifications:MinmunTypicalMaxmumUnitsUSB input voltage range55.56.0VMinimum current requirements of the USB power supply200  mARF CharacteristicsFrequency range2.402 2.483GHZTransmit power0 4dBmCarrier frequency offset-40 40KHZCommunication distance(forward) 10 MeterCommunication distance(reverse) 8 MeterReception sensitivity,( 0.1% BER )(Bluetooth standard ≤-70dBm)-80-85-88dBmReceived signal strength in the 0.1% BER (Bluetooth standard≥-20dBm)    Environmental Suitability TypeMinmum MaxmumUnitOperating temperature range0 50°CStorage temperature range-20 50°CWorking enviroment humidity range15 80%Storage enviroment temperature range15 85%