Master System Game Cartridge 600 in 1 Multi Game Caette for SEGA Master System USA EUR Gaming Console Description: Top quality, 600 in 1 master system cartridge for USA / EUR version SEGA Master system game console and USA / EUR version SEGA Master system 2 game console; Built-in 600 games, games are succefully saved to the SD card; Games with a maximum capacity of 8Mbit (1mbyte); With master system games and SG-1000 games; Work with Standard Sega mapper and Codemasters mapper; Support the use of the gear master adapter on the GameGear handset; Gift 4G TF Card, Many Hot games in one cartridge for SMS game consoles; Custom game card shell, perfect SMS game card shell; Sometimes, the sticker is updated, we don't notice to you again. The product label may be not same as the photo Support to add or delete games by yourself; Use our SMS2SG1000 adapter, this cartridge can work on Japan Sega MARK III SG-1000 SC-3000 game console. About after-sales: All products are tested on gaming consoles before shipping. If there is a problem with the product you received, you can contact customer service to help solve it. If the product is damaged or unusable, we can provide you with a replacement or refund service. Please do not give priority to bad reviews, the shop is very grateful for your understanding and support, thank you