Space Demon © 1980 Fortrek.
Licensed re-release of Nintendo's "Space Firebird [Upright model]".
Main CPU : Zilog Z80 (@ 4 Mhz)
Sound CPU : I8035 (@ 400 Khz)
Screen orientation : Vertical
Video resolution : 232 x 264 pixels
Screen refresh : 60.00 Hz
Palette colors : 36
Players : 2
Control : 2-way joystick
Buttons : 2
Game's ROM.