CPU: Samsung S3C2410A,266MHz MEMORIZER: 64MB NANDFlash ROM,64MB SDSAM APPLICATION: MP3 PLAY, Navigation Software SCREEN: 7?? TFT LCD Panel, 800*480 MAP DATA MEMORY: SD CARD MP3 DATA MEMORY: SD CARD USB disk SOUND: 1W GPS: communication point : COM1,4800 baud Center frequency: 1575.42MHz Secongary planet: 12 channels Refurbish rate: lhypo/seond WORK TEMPERATURE: -10-65>STORGE TEMPERATURE: -25--80>POWER: 12VDC Input / 800Ma DIMENSIONS(mm): 188W*114L*35H WEIGHT: 453g AC to DC ADAPTER: input 100-240VAC; output 12VDC