Popper © 1989 Unknown.
Main CPU : Zilog Z80 (@ 6 Mhz)
Sound CPU : Zilog Z80 (@ 6 Mhz)
Sound Chips : YM3812 (@ 4 Mhz), AY8910 (@ 1.5 Mhz), Custom (@ 1.5 Mhz)
Screen orientation : Horizontal
Video resolution : 256 x 224 pixels
Screen refresh : 60.00 Hz
Palette colors : 256
Players : 2
Control : 8-way joystick
Buttons : 2
This game is a bootleg of "Hard Head".
Game's ROM.