... module (ZEM300) Embedded LINUX operation systemSupport HOST,CLIENT USB stick Standard TCP/IP communication Built in WEB LINUX ... : Chinese, English, and Multi language Standard: ID card, USB Host, short messageOptional: simple access control(with C1 controller), ... HID/Mifare card, Schedular bell, webserver, Workcode, Modem, Printer, 5V UPS. High-speed Proximity USB RFID Time Attendance