Model No. ISO Card Clamshell Card Reading range 80mm 160mm (Base on TK4001 chip, with EM9917 reader ) Operating temperature -20oC to 50oC -20oC to 50oC Storage temperature -20oC to 50oC -20oC to 50oC Material PVC PVC Operating Frequency 125KHz / 13.56MHz 125KHz / 13.56MHz Antenna Copper Coil Copper Coil Dimensions (mm) 86*54*0.8 86*54*1.8 Water proof Card crafts options: magnetic stripe, signature panel, bar code, metallic gold/ silver Offset printing, silkscreen printing, serial number printing Applications: access control, time attendance, hotel management, transportation, library and campus, etc | | | | | ')