The Sega Dreamcast Visual Memory Unit VMU HKT-7000 Card in light gray is an external attachment memory card specifically designed for the Sega Dreamcast console. Made by the brand SEGA, this system-specific unit is compatible with Sega Dreamcast and is perfect for storing game data and expanding storage capacity. The unit is in a sleek light gray color, adding a unique touch to the gaming experience. This memory card is a must-have accessory for any Sega Dreamcast enthusiast looking to enhance their gaming capabilities.