This is the cheapest price I have seen for this double din unit, even cheaper than Amazon.
Some reviews/comments: Here
Specs:
Double DIN design
6.1” TFT WVGA Touch Panel Monitor
Front USB 1-Wire input for iPod, iPhone and USB devices
Passenger App Control for iPod/iPhone
Plays DVDs/CDs and digital files
Virtual 5.1ch
Advanced Sound Engine
Digital Clarity Tuner
Plays MP3, WMA, AAC, DVD, DIVX
2 x RCA Pre-outs
2 x AV In
IMO this is a MUCH better buy
http://www.jbhifi.com.au/car-sound-gps-navigation/av-navigat…
~$600 RRP, cheapest ive ever seen it on special is like 397 or something
Edit: some SILLY cheap car sound stuff at JB at the moment, OP perhaps change to generic car sound sale