... ATLAS V 533MHZ 2,WINCE 6.0 OS 3,BLUETOOTH,FM TRANSMITTER,TMC 4,CAR GPS,PORTABLE GPS,GPS NAVIGATION CPUCentrality ... LCD with 4-wire resistive touch panelFM TransmitteroptionalBluetooth 2.0optionalTMCOptionalSpeakerIntegrated speaker and stereo headphone jackSD card slotSupport up to 8GUSBUSB 2 ... 4.3 inch GPS Navigation WITH sirf atlas V,bluetooth,fm transmitter,tmc