The DC Hyper Pak is both a 4x memory card and a rumble pak for the Dreamcast. It has a switch between memory and rumble, and a button to switch between the four internal memory cards.

• 2 in 1 adaptor with vibration feedback
• Provides 800 blocks of game save capacity, four times the saving power of a standard Dreacast memory pack
• Compatible for use with Sega Dreamcast games displaying the Jump Pack and/or VMU Compatible icons
• Eliminates the need for separate memory and vibration adapters
• LED indicators lights make memory page selection easy and accurate