N-Com B601 X Series is the ideal system for those who want to travel by motorbike with the comfort of an intercom integrated into the helmet and the quality of performance consolidated through N-Com’s decades of experience. Bluetooth connectivity for telephones, navigator systems and MP3 players. Intercom conversation with the passenger and the possibility to share telephone conversations. Compatible with X Lite: X-1004/U.C - X-1003 - X-903/U.C. - X-702/U.C./GT - X-661/ET - X-603 - X-551/GT - X-403/GT/U.C. - Nolan N-Com B601 X Single Bluetooth Communication System Size