... screen 3, coin/bill validator, card reader, barcode reader are optional The KIOSK can be widely used ... write automatic exceptional card reclaimation.Second Generation RFID card readerRFID card reader, support imagine scanning & identificationOperation EnvironmentTemperature:+ ... Optionals : UPS, Video Camera, Alarm System, Barcode Scanner,Track Ball, Photo Printer, Check Acceptor, Infrared, Bluetooth ...