The TR2 Transponder is the newest and most innovative transponder for car racing. This transponder can be charged by your vehicle's battery and is replacing the X2 Direct Power Transponder. Reliable hardware, easy subscription management via Bluetooth and the Speedhive App, and flexible subscription options to fit your needs.
 
Featurs:
Can be powered by your vehicle battery (can NOT be used as rechargeable transponder)
Easy buying and syncing your subscription with the Speedhive App
Accurate and reliable