Main CPU : 68000 (@ 12 Mhz)
Sound CPU : 68000 (@ 7 Mhz)
Sound Chips : YM2151 (@ 3.5 Mhz), (2x) OKI6295 (@ 30.303 Khz)
Screen orientation : Horizontal
Video resolution : 256 x 224 pixels
Screen refresh : 60.00 Hz
Palette colors : 1024
Players : 2
Control : 8-way joystick
Buttons : 3
offense => [A] Short pass, [B] Long pass / Shoot, [C] Fake play
defense => [A] Sliding tackle, [B] not used, [C] not used
TRIVIA
A bootleg/hack of this game is known as "Best League" (released in 1993, contains Serie A teams instead of the national ones).
UPDATES
Bootleg version don't uses the 68000 @ 7 Mhz and the YM2151 @ 3.5 Mhz :-)