Astropal © 198? Sidam.
Bootleg/Hack of "Asteroids [Upright model]"
Main CPU : Intel 8080 (@ 1.9968 Mhz)
Sound Chips : SN76477 (@ 1.9968 Mhz), discrete circuitry
Screen orientation : Vertical
Video resolution : 260 x 224 pixels
Screen refresh : 59.54 Hz
Palette colors : 2
Players : 2
Control : 2-way joystick
Buttons : 1
Game's ROM.