GPS navigation, WINCE 5.0 Core; Chip:MStar MSB2501,400 MHZ, ARM926 core, 64MB DDR2, 128M SLC NANDFLASH, Screen size:4.8" GPS navigation1,System Parameter ... :ARMV4I2,Basic Parameter Screen size: 4.8”,480*2723,FM Transmitter IC KT0801A Transfer distance:10M 88MHZ-92MHZ4,Bluetooth Parameter Bluetooth V2.0 ... ) 1.575GHZ C/A CODE 1.023 MHZ chip rate GPS navigation(4.8 inch touch screen, PM-NA-048E)