Acten 5" Car GPS Navigation Touch Screen FM MP3 MP4 4GB RAM Flash 128M Map WinCE6.0 Good quality and 100% brand new. Targeted Hign-sensitivity receiver module . average error within 2-5 meters. 7" HD Screen, Present the details Clear .You will not miss a turn! Built-in Hign-performence Li-ion battery. Hign Functional Muiltmedia Player . Support a lot of format .