The Nintendo 64 OEM Memory Expansion Pak is a black memory card specifically designed for the Nintendo 64 platform. With a storage capacity of 4.5MB and UHS Speed Class 3 SD card compatibility, this memory card allows for additional game storage and gameplay options. Published by Nintendo and made of plastic material, this memory card is compatible with the Nintendo 64 console and is region-free for worldwide use. Whether you're a fan of action and adventure games or just looking to expand your gaming experience, this Memory Expansion Pak is a reliable and tested option for enhancing your gameplay.