Amazon.com is offering the Kenwood 6.1-inch in-dash GPS with USB/iPod direct control/DVD receiver (model no. DNX5120) for $499.99, which is $700.01 off the list price of $1200 and the lowest price we have seen on this item by around $120.  FREE super saver shipping is included and sales tax applies for residents of Kansas, Kentucky, New York, North Dakota, or Washington.
 

The Kenwood 6.1-inch in-dash navigation system features a built-in Garmin GPS unit, AM/FM radio, DVD/CD player, and auxiliary port for plugging in MP3 players.  It is also Bluetooth ready and has a built-in USB port. This item is backed by a one year limited warranty by Kenwood.  Dimensions: 15" x 12" x 12" ; weight 18lbs.