... 3. wide operating temperature arrange 4. software, power free ID Card Time Attendance Terminal HF-K200 Product Introduction: Elegant design, ... : 50000/80000 Operating system: Linux Hardware platform: ZEM300 Card Encoding: Compatible with PSK type of 125 KHZ Read ... Functiom: Workcode, function key, schedular bell Optional: HID Card, Mifare Card, Simple access control, backup power supply, Modem, Printer