This N64 Rumble Pak/Memory Card Combo Features:

• Works with all compatible N64 games and both original and third party N64 controllers - simply plug the Rumble Pak/memory card into the back of your controller
• Depending on what is in stock, you will either receive a rumble pack and a separate memory card, or a unit where the memory card is actually built right into the rumble pack; (the device acts as a two-in-one)
• Color and brand may vary, but function will not