1. 4 Port USB hub, I have no drivers but I am almost positive this thing works
2. Ghetto Xbox to USB adapter, once again no drivers but if you do a bit of researching im sure you can get it to work
3. Gameboy color 4 person connector cable
4. SNES Super 5 Multi-Player adapter
5. NES advantage as-is
I'm not going to put up prices, so please don't make stupid offers, I'm not retarded. If you want more info on a specific item, feel free to PM me

