This console inserts cartridge to play games,can play FC and MD cartridge,if you want to play MD games(almost of these games are sega games) ,must be use a convert.We have copyright in some of these cartridges.Plug it on TV for clearer and wider images.Providing user 2.5" panel with 960*240 high-resolution color images.ID dimension:110(W)*59(H)*29(D)mm. CPU:8 bit.ID Weight:75g(without battery and cartridge).Power supply:4.5V"AAA" or charge.The pack is color box.