Double Dragon © 1988 Technos.
PlayChoice-10 version of "Double Dragon [Model NES-WD-USA]".
Nintendo PlayChoice-10 hardware
Game ID : WD
Main CPU : Zilog Z80 (@ 4 Mhz), N2A03 (@ 1.789772 Mhz)
Sound Chips : Zetex N2A03 (@ 1.789772 Mhz), DAC
Players : 2
Control : 8-way joystick
Buttons : 2
Game's ROM.