High Quality Sound Proof Bluetooth Headset

Specifications high quality Sound proof bluetooth headset 1. Sound proof; 2. Bluetooth stereo power: 28mA 3.Built-in battray 4.memory card high quality Sound proof bluetooth headset 1. Sound proof;2. Bluetooth stereo power: 28mA3.Built-in rechargeabl battray    1. Sound proof;2. Support usb file transmit;3. Micro SD card up to 32GB; 4. Support LINE-IN function;5. Latest V3.0 +EDR,third version;                                 6. Transmit range:10m;                                                7. Frequency rate:2.402GHZ-2.480GHZ;8. Bluetooth stereo power: 28mA.9. Sensitivity: 120db.10.3D horn combination, built-in two bass horn.11.Transmit power: level 1,2, 3; support amplifier without external power.12.Adapt low noise and cancellation technology;13.Support phone voice dialing function.compatibility with bluetooth headset,dial and answer phone;14.Adapt stereo chipset,compatibility with QQ voice and viedo chat;15.Talk time: 35 hours; music play time: 20 hours;                                                      16:Automatic Switch-over between calls and music;   17:Hidden omni-directional Microphone;  18.Accessories: charger and instruction;   19.Standby time: 300 hours;20.Built-in rechargeable lithium battery.   Bluetooth Version V3.0/2.1+EDRSupports A2DP AVRCP, HSP and HFPEnjoy stereo music from coputer and mobileExtremely good quality,superior clear voiceMultimedia,stereo, foldable Headphone,NecKphoneHandsfree,compatible with all Bluetooth Devices Such As PS3 & IPHONEHigh Capacity&Rechargeable Lion BatteryAutomatic cennecting functionEnergy saving function,200% longer talk timHandsfree,answer/reject call and call the last coming NO.Voice Dialing,Re-dialing functionRemote control music playback,pause,up and down selections Volume control key,volume up and down