This product is a lot of 7 Sega power adapters and 5 RF units, all in black color and compatible with Sega Genesis consoles. The items are made of plastic and were manufactured in the 1980s. The power adapters and RF units are essential accessories for Sega Genesis consoles, allowing players to power their devices and connect to their TVs for gaming purposes. This lot is perfect for collectors or enthusiasts looking to expand their collection of Sega accessories.