The GN715-EN is our newest model of multi-functional GPS navigation systems: 1) Navigation: provides clear, reliable directions to anyplace you want to go turn-by-turn. Point-to-point voice instruction easily steps you through the route to even the most hard-to-find location 2) Entertainment: delivers digital entertainment displaying everything from your favorite movies to music, plays MP4, MP3 and more, takes family photos or business graphics with you to use and enjoy anywhere, anytime. Voice recording lets you capture ideas or record meetings GPS: 1) This GPS navigation system offers you real-time tracking and guidance, point-to-point routing, voice-prompted driving directions, turn-by-turn directions, one-touch re-route; address, intersection and points of interest search; save your favorite address and destinations for easy navigation fast zoom and more 2) Benefits: go everywhere with guidance and confidence, never fear of getting Key Specification: 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?漢r>STORGE TEMPERATURE: -25--80?漢r>POWER: 12VDC Input / 800Ma DIMENSIONS(mm): 188W*114L*35H WEIGHT: 453g AC to DC ADAPTER: input 100-240VAC; output 12VDC