ZKTeco ZK8500

Material Optical CPU 120MHz DSP Flash 16 KB SoC RTOS Image Quality 0.3 million pixels CMOS Sunlight Operation White filed, General Sunlight Water Splash YES Card Reader 125KHz EM & 13.56MHz Mifare Operating System Windows2000/XP/2003/Vista/7/8(32/64bit) LED Green Power Voltage 5V (USB) Power Current 300mA Communication USB 2.0 / USB1.1 / USB1.0 Interface Socket USB Type A Image Resolution 500 dpi Effective Collecting Area 13.24 * 15.7 mm Collecting Area 15.4*18 mm Image Size 280*360 pixel Dimension 124.5 * 102 * 34mm (L*W*H) Gray Level 256 Weight 0.27kg Operating Environment -20 °C ~ +50 °C; 90% r.h.