Want to trade my modded xbox for a nice head unit.....

My box comes with
Power converter for a car
120gig hd (has over 300 games from all differnt systems, movies music videos, has mp3 player, region free dvd player, and plays computer formats)
New disc drive
Wireless controlers
Upgraded av cables
A second xbox (needs a power supply $30 new and will work)
4 more controlers