The B(Bluetooth headset) I (intercom) M (music) offer real-time talkinglike a normal telephone.  It can connect with two other ridersor connect with anther rider and his/her pillion.
You like toride together; wouldn’t it be great to talk when you ride?!From nowon, you can talk with your motorcyclist friends by way of this newtwo way wireless Bluetooth communication system, or you can chatwith your pillion.Maybe receive a cell phone call without pressinga button, You can enjoy your favorite stereo music from your A2DPenabled cell phone or MP3 player or perhaps listen to the audionavigation message from your Bluetooth enabled GPS.
With thisNewSuper-Range Bluetooth, you can do all these things even if youare riding or snow skiing!!!All this hands free functionality iscontained within one self contained module that attaches to theside of your helmet.

Features:

Maximum talkingrange 500  meters between two riders, real two-way wireless communication.  MAX support Three riders by Bluetoothsystem
Up to 120Kmworking speed
Up to 7 hourstalking time
Safeauto-receiving cell phone calls
Advanced A2DP& EDR Bluetooth profile
Stereomusic/audio function (transmits from A2DP enabled cellphone/MP3/GPS)
Wind noise DSPcancellation
Water-resistance, allweather
Friendly forgloves

   
It canbe used in:

The Maximumcommunication range over a high clear line of sight path can reach500m/1640ft! (This maximum range is not guaranteed).Typicaleffective range in city is approximately 300m/950ft. Please notethat actual range will depend on weather conditions, terrain,presence of obstacles. The working speed can be up to120Km!

As ahands free Bluetooth headset for cell phonecalls:

While outriding or snow skiing, the auto answer feature of the internalBluetooth profile enables safe automatic Hands free answering ofthe phone call automatically. It also offers a call rejectingfunction.—receive the cell phone calls even you do not need topress any button, you just need to ride  your bike as normal,the process of receiving call will be automatic, after ring on ofthe call about 5 seconds; it will receive the call automatically.It also can offer rejecting call function.

As atwo way wireless full duplex interphone between riders or betweenrider & pillion:

Specifications:

Digital SignalProcessor (DSP) Technology for wind noise cancellation
Excellentperformance at speeds up to the legal limit with a full facehelmet
Easily mountsto all full face and open face helmets
Up to 7 hourstalk time when connected to your cell phone
UP to 7 hourstime when listening to music
Typical currentconsumption is 55 ~75 mA
500 mAh LiPolymer battery
Standby time:100 hours  
Charging time:~3 hours
Chip brand:CSR
All weather,rain and snow resistance
Removableheadset unit from the helmet
Power adapter:AC input 110V-220V / DC output 5v

Note:Motorcycle Helmet Not include!

PackageContents

2 x BIM headsetmain part
2 x Clip formounting the main unit
2 x Speakers& microphone & audio plug
2 x USBcable
2 xAdapter