How about the replacement of original navi stereo:
- 7" High definition Digital Touchscreen with 800*480 high-definition image, truelife display in your car.
- Friendly Graphical User Interface
- virtual 6 disks CDC
- Built-in tv tuner(DVB-T optional)
- Bluetooth with A2DP
- iPod interface ready
- 24 FM/AM preset
- DVD/VCD/MP3/MP4/WMA/DIVX play back,DVD full touch operation
- Dual Zone
- 2 AV-in
- Built-in GPS
- Play music or video while NAVI
- Steering wheel control match
- EQ mode display
- USB port
- SD port
- TPMS
- IPAS
available here: http://www.autodvdgps.com/index.php?main_page=product_info&cPath=55&products_id=515