GPS navigation system GPS: newest SiRF 3i+ chip, CPU: Centrality Atlas-IV, dual-core, CPU ARM11 500MHz BT/AVIN/FM GPS,GPS navigation,Car GPS,GPS navigation ... system,GPS systemNV-6031) Super slim2) Display: 5.0''TFT ... Support SDHC/SD/MMC card slot, up to 4GB18)USB device: full speed USB Client 2.0(12Mbps), mini USB ...