This is a replacement power supply for the SEGA MK-1602 AC Adapter. Perfect for your original SEGA Genesis - Model 1.

You can use this power supply for the SEGA Genesis - Model 1, SEGA Master System, SEGA CD - Model 1 and SEGA CD - Model 2.

INPUT: 120V 60Hz 35W  |  OUTPUT: 9V – 1.2 Amp