The Nintendo 64.
Nintendo replacement Rumble Pak box
Interact N64 Dex Drive and box; allows you to upload saved games from memory cards to your PC
The nYko MEMORY>CARDx32 Probably the biggest (In both ways) memory card for the N64 - 32 pages!
Combined, the TremorPak and 32 page memory card can actually double as a stand for your controller.