Model |
CR20E |
CR20M |
CR20M/W |
Read Range |
Up to 5cm |
Up to 3cm |
Up to 3cm |
Power/Current |
USB 5V DC / Max. 80mA |
USB 5V DC / Max. 60mA |
USB 5V DC / Max. 102mA |
LED indicator |
2 Color LED Indicators (Red&Green) |
2 Color LED Indicators (Red&Green) |
2 Color LED Indicators (Red&Green) |
Beeper |
Yes |
Yes |
Yes |
Operating Frequency |
125KHz |
13.56MHz |
13.56MHz |
Operating temperature |
-10º to +70º |
-10º to +70º |
0º to +70º |
Operating Humidity |
10% to 90% ( relative humidity non- considered) |
10% to 90% ( relative humidity non- considered) |
10% to 90% ( relative humidity non- considered) |
Color |
Black |
Black |
Black |
Material |
ABS+PC with texture |
ABS+PC with texture |
ABS+PC with texture |
Dimension: (WxHxT) mm |
117.2×66.2×17 |
117.2×66.2×17 |
117.2×66.2×17 |
Weight |
120g |
120g |
120g |
Operating system support |
Emulation Keypad (Compatible with WIN98/2000/XP/VISTA/7) |
Emulation Keypad (Compatible with WIN98/2000/XP/VISTA/7) |
Communication protocol available for development |