I think that this is all of them, though i might be missing one

NES
SNES
N64
GameCube (Black) W/ GameBoy Player
GBC (Atomic Purple)
GBA (Iceberg)
GBAsp (Platinum) W/ e-Reader

Genesis model 2 W/ 32X
Dreamcast (Sports Edition)
Game Gear

PSOne (also have Sony LCD)
PS2

XBox

3DO (no controllers, just hookups)

Atari Jaguar

NeoGeo Pocket Color (Clear)