The Sega CD Model 2 is an add on for the Sega Genesis. It was released for the Sega Genesis Model 2. It can also be used with the original Sega Genesis with the Sega CD Base Extender. The system's bios was upgraded to 2.00 and later 2.11.
Sega Mega Drive 2 with Sega CD 2
Sega Genesis 1 with Sega CD
Sega Genesis 2 with Sega CD 2
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