Technical  Specifications:

Bluetooth  version: 3.0+EDR     

Frequency: 2.4GHz                         

Supports: A2DP  and AVRCP     

Supported  Bluetooth  Profiles: Bluetooth  Headset  and  Hands free  Profiles  with  Automatic  Detection         

Operating   Range:  Up to 10m for  cellphones       Battery  Type:  Rechargeable  Lithium  Polymer 450mAh               

Stand  by:  Up  to  300hrs       

Talk  time:   Phone  up  to  10hours   Intercom  up  to  8 hours           

Charging   Time: 3hours                               

Power  Adaptor: DC5V  500mA

Features descritpion:

*   can be realized Bluetooth helmet headset with helmet headset 800 meters (Or 800-1000 meters) meters of direct full-duplex intercom;

*  can be achieved Bluetooth and cellular phones, intercom calls, stereo music and automatic switching between them;

*  mobile phone first, calls automatically switch to the mobile phone to answer calls, hang up automatically after recovery intercom;

*   FM  Radio  function

*  can be accessed by telephone, refused to telephone and hang up;

*  support for voice switching;

* through the transmission over A2DP to enjoy the music through mobile phones or connected GPS;

* can be controlled via mobile phone music AVRCP play, pause, previous song, next song played;

*  there are rumors DSP noise reduction and processing, high-speed exercise to ensure a clear call quality;

*  support the  last  number  redialing;

*  Audio cable to connect MP3, GPS, walkie-talkie and so on