2/25/2024 - We are continuing to process orders. We had and have a few larger orders which is slowing things down but making good progress. We are still hopeful to get things caught up in a week or so and appreciate your patience. Orders received will ship in the order we received them. If you by some chance want to cancel you order, either use the Contact Us page and include you invoice # and order details or respond to the original email invoice we sent you. It may take a couple days to process. Thank you for your patience.
The Colecovision Ultimate SD cartridge is an SD card based multi-cart for your Colecovision game system.
The Ultimate SD is the most advanced cartridge ever produced for the Colecovision and includes a 50 MIPS onboard CPU, advanced upgradable hardware logic, 512KB of SRAM and 128KB of block flash.
The Ultimate SD Cartridge supports the following Colecovision ROM formats:
- All standard 32K or less ROM images.
- MEGA-CART Bank-switched ROM images up to 512KB (Mario Bros, Pac-Man Collection, etc)
- Lord of the Dungeon (Including NVRAM with automatic save to SD card!)
- New modes including the Hybrid 512KB full Read/Write 8k/8k Bank-switching mode
The bank switching logic, CPU firmware, boot flash and menu software are all 100% field upgradable by just placing new files on the SD card and turning on the system!
To read more about the capabilities of the cartridge and the menu software, please check out the documentation below the ordering page and visit the discussion forums also linked below.
Cancellation / Return / Exchange Policy
Questions and Answers
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