This is an OE aftermarket navigation radio for 2007-2012 Chevy Traverse. It is intended to upgrade base model only. Therefore, if you have factory navigation this unit will not be compatible with your vehicle. Please make sure your car is factory/base model only. Radio will work with BOSE sound system!This unit offers many features such as: Cd player, DVD player (movies play while car is in motion), TV (digital converter needs to be purchased), AUX, SD card, GPS navigation, and radio. It has a virtual 6 CD memory, so you can copy and store 6 Cds on your radio. The radio runs off Windows CE 6.0 allowing you to view word documents, excel sheets, or power point slide shows. In addition, you can upload pictures and set them as your desktop wallpaper via its SD card slot or AUX input. Everything you need to install the unit is included. Easy installation for a significant upgrade. This unit is intended to be direct plug and play if your car does not have factory navigation.