Magnetic card reader Optional industrial 2 million pass long life head customer data format available by request Track: track 2, track 1&2 and track 1& 2 & 3 available Read and write for high and low coercivity: 300--4000 oe Reading method : f2f Card thickness : plastic 0.76 (+/-0.08 mm) Head lifetime : approx. 500, 000 passes Power consumption: less than 3w (+/-20%) Interface : usb, with (ps/2, rs232c optional) . Baud rate from 1200 to 9600 bps and usb interface available Environment : Operating temperature : -20 ~ 70 degree Operating humidity : 0% ~ 80% rh Storage temperature : -30 ~ 70 degree Storage humidity : 0% ~ 95% rh External dimension:214.5mm x 66 mm x 59mm (l x w x h) Card reader weight:0.3kg, Card reader/writer:1.4kg