HT580, DOS, 512 KB Flash ROM, batch, 18 key keypad, Monochrome display, STUPSD3354DV processor, Bluetooth, 1D CCD. Includes Lithium-ion rechargeable battery (730 mAh, 3.7V), AC power supply, RS-232/USB combo cable, single slot modem cradle, protective case, hand strap, CD ROM with EasyJob software and manuals