Popper (c) 1989 Unknown.

>>> TECHNICAL DETAILS
---------------------
Main CPU : Z80 (@ 6 Mhz)
Sound CPU : 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

>>> TRIVIA
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This game is a version of 'Hard Head'.

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