RFID IC Card (IC cards)
Clamshell card
Reading distance: 140mm
Based on GK4001 chip, with EM80 reader
Operating temperature: -20 to 70 degree Celsius
Material: ABS
Operating frequency: 125kHz/13.56MHz
Antenna: copper coil
Dimensions: (85.6 + 0.12mm) x (53.98 + 0.05mm... - Update: 2009-08-29