Firepower II © 1983 Williams Electronics, Incorporated.
Williams System 7
Main CPU : M6808 (@ 895 KHz)
Sound CPU : M6808 (@ 894.750 KHz)
Sound chips : DAC, HC55516
1. Firepower (1980)
2. Firepower II (1983)
Designer : Mark Ritchie
Artwork : Constantino Mitchell
Game's ROM.