MyLaps / AMB X2 Transponders for CarsThe AMB/MyLaps X2 Transponder (red stripe) fulfills the requirements of SCCA, PCA, VSCDA, MCSCC, and many other auto racing organizations.The red-stripe X2 replaces the old red TranX 260 transponder. The MyLaps X2 is compatible with all existing AMB timing systems as well as the latest X2 multi-loop systems with driver feedback.Note: The X2 requires a computer (Windows or Mac) with a USB port. You must create a (free) account on MyLaps.com and download (free) software to activate and manage your transponder subscription.The transponders listed here are for use in auto racing only. They are not for use on karts, motocross bikes, or snowmobiles. They will work on road racing motorcycles (e.g., Superbikes).