Attack UFO © 1980 Ryoto Electric.
Main CPU : MOS Technology M6502 (@ 1.022727 Mhz)
Sound Chips : Custom (@ 1.022727 Mhz)
Screen orientation : Vertical
Video resolution : 176 x 184 pixels
Screen refresh : 60.00 Hz
Palette colors : 16
Players : 2
Control : 2-way Joystick
Buttons : 1
UFO stands for 'Unidentified Flying Object'.
Game's ROM.