Markham © 1983 Sun Electronics.
Game ID : TVG14
Main CPU : (2x) Zilog Z80 (@ 4 Mhz)
Sound Chips : (2x) Texas Instruments SN76496 (@ 4 Mhz)
Players : 2
Control : 8-way joystick
Buttons : 2
Released in December 1983 in Japan.
When you run the game for the first time, the default highscore table has all entries set to 010000.