CRT-591-M is a card issuing machine with IC/RF card reader,has the following features:1) With the functions of card dispense, retract, accept from front, prohibit from front.2) Card-Empty, Pre-card empty detection with audible alarm. 3) Two method of retract card: Error card bin and path (By removing the bars on the bottom)4) RS-232C communication method,support multi-communication.5) With RF/IC card read & write,one SIM socket,support SIM card read & write;6)One of the most compact card issuing machines with IC/RF card module.