the head unit is just in as good of a condtiion when i got it, brand new pretty much only used for a couple of months. 450$ and its yours, have the box for it, all the cables and everything that came with it.
with this unit you can hook up a harddrive through a USB cable and have thousand of songs in your car, thats what i did, never used cd's, supports any format, Divx and etc, has an SD card slot
please visit a website like crutchfield and others to get full specs. 425$
contact me by email.
igroock@gmail.com i will get back to you with any questions, its easier for me to talk through email. thanks!