ONLY for analogue Motorola in car mobile systems
Connects from back of the in car radio to car harness SCC-UIHV2 for connections to Push to Talk button SCC-VMS or SCC-HMS on stearing wheel and helmet  wiring kit sold in both IMSA and NASCAR style adaptors for communications from car to pits.
 
PLEASE CALL 386-760-7110 for support if you have any questions and one of our friendly technicians on staff can answer any and all questions you may have.