The Mad Catz Memory Cube Card is an external attachment designed for the Nintendo GameCube platform. This memory card has a storage capacity of 16 MB and is compatible with other memory cards. It features a dark gray color and a matte/anti-glare finish, making it both functional and stylish. The wireless range is less than 5 meters, and it operates at an SD card speed class of Class 2. Made in China, this memory card from Mad Catz is a convenient and reliable option for expanding the storage capacity of your Nintendo GameCube console.