motorcycle open helmet headset . bluetooth headset with interphone  intercom communication 

 bluetooth helmet headset BT-908 its main featurer as follows :

√Intercome communication helmet headest  for motorcycle OR BIKE   +FM+recieve GPS instruction+MP3 player 

This device allows bikers to receive GPS voice instructions, communicate with the passenger on the back seat, to conduct calls on their mobile phone and listen to the embedded FM radio or their MP3 player. Last but not least, the device offers biker-to-biker intercom communication. This headset works with any Bluetooth equipped mobile phone. Designed and Engineered for Heavy-Duty Performance.

Bike-to-Bike intercom communications among up to three bikers within a range of :
UP to 100m ---BT-9081(device name V1)
UP to 500m ---BT-9082(device name V2)

Full Duplex Communication

The unit works with up to three different Bluetooth devices:
* To a Mobile Phone: Handsfree communication
   TTS function that can speak the number of incoming caller in English
* To a GPS unit – Receive audio instructions via headset
* To other V1 or V2 Headsets – Communicate in parallel with up to two other headsets

Additional Entertainment features:
*Embedded FM Radio
*Connection to an MP3 player (cable included)
*AVRCP profile integrated, control the audio playback when used with Bluetooth stereo mobile