... 500MHz, WINCE 6.0,DDR128MB,HD 800*480,FM Transmitter,Free Map,4GB Item specificsGPS type: GPS Navigatoris_customized: YesModel Name: 804FRAM ... Information: - Receiver Module: MSR2112 - Frequency: 1.57542GHZ - Signal Channels: 48 - Tracking Sensitivity: -161dBm - Built-in active ceramic antenna - GUI Interface: YES ... 500MHz, WINCE 6.0,DDR128MB,HD 800*480,FM Transmitter,Free Map,4GB