Tamiya 45023 - Tamiya Adspec GT-1 Radio Control System

ADSPEC GT-I

The ADSPEC GT-I is suitable for R/C cars designed to be used with electronic speed controllers. The included CPR unit consists of the compact integration of a receiver and the high performance FET amplifier (reverse enabled). The Ni-Cd running battery supplies power to the servo and receiver. A wide range of motors, from RS540 to Dynatech 02H can be used.

More detail refer to Tamiya Website