1- Entertainment and navigation system with CD/DVD player, supports Dolby Digital Surround sound technology. Compatibility: Mostly compatible with Chevrolet Suburban, GMC, and Buick models (e.g., Tahoe, Yukon, and Silverado) from approximately the 2007 to 2014 periods. 2- Original car stereo (radio) manufactured for GEELY cars, specifically for models like Geely Atlas / Emgrand.