N-Com B901 X series is the ideal intercom system for sharing your journey with friends, follow the directions from the navigator, talk on the phone and listen to FM radio without compromising safety and comfort. The Auto ON/OFF functions, multi-language voice announcements and music sharing make it a top-of-the-range intercom perfectly suited for those who love travelling long distance and are alert to quality.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.