Sky Alert (c) 10/1992 Metro.

>>> TECHNICAL DETAILS
---------------------
Main CPU : 68000 (@ 12 Mhz)
Sound CPU : uPD7810 (@ 12 Mhz)
Sound Chips : OKI6295 (@ 9.375 Khz), YM2413 (@ 3.579545 Mhz)
Screen orientation : Vertical
Video resolution : 224 x 360 pixels
Screen refresh : 60.00 Hz
Palette Colors : 8192
Players : 2
Control : 8-way joystick
Buttons : 2

>>> OTHER GAME RESOURCES
---------------------
Game's rom.