Car DVD player GPS Navigation System for Mercedes-Benz GL Class X164(2005,2006,2007,2008,2009,2010,2011,2012) (GL300,GL350,GL420,GL450,GL500) 7 inch 16:9 800*480 digital High Definition TFT LCD touch screen Use Super Cortex A10 1.0GHz High Speed Dual-Core processor Containing An Internal Memory up to 512MB, DDR3 RAM and 4GB Nand-Flash Rom Android 4.0 operation system, More Convenient, More Stable