The Nintendo 64 Expansion Pak Pack is an original OEM memory pack specifically designed for the Nintendo 64 console. Made by Nintendo in Japan, this red memory expansion pack has a storage capacity of 4 MB and connects as a controller attachment. This pack is not a domestic product and is compatible with the original Nintendo 64 console, providing additional memory for storing game data and expanding gameplay capabilities. Perfect for retro gaming enthusiasts looking to enhance their Nintendo 64 gaming experience with more storage space.