Hardware: Processor:Samsung 2412 (266MHz) Display: Type:3.5 inch TFT LCD touch screen Pixel:320 x 240 GPS: GPS Chipset:High Performance GPS Chipset Antenna:Built-in passive patch ANT Memory: Flash 1GB SDRAM 64MB SD/MMC Standard SD/MMC (up to 2GB) Audio: Speaker:Mono, 1.5W RMS @ 8W Earphone Jack:3.5mm jack Power: Power Supply:5Vdc input via mini USB jack Battery:780mAH ( 2.5 hours) Keys:Power, Reset, Menu, Roll rock (volume control), and Key Lock Switch I/O:Full speed USB v1.1 Environment: Operation Temperature:-10 ºC to 60 ºC (working) 0 ºC to 40 ºC (charging) Storage Temperature:-20 ºC to 70 ºC Humidity:30% to 80% non-condensing Mechanical Dimensions:91.6 x 83.5 x 18.6 mm Weight:160g GPS Channels 14 channels all-in-view tracking Sensitivity Acquisition: -143dBm, Tracking: -160 dBm Accuracy �10 meters (2DRMS) Velocity 0.1 m/s Altitude 18, 000 meters (60, 000 feet) max Cold Start 45 seconds average Warm Start 38 seconds average Hot Start 1 second average Software Operation System WINCE 5.0 Music Player WMA / PCM Video Player WMV / ASF Photo Viewer BMP / JPG / GIF / PNG