







Graphic Display Proximity / QR Code Controller
AR-837-EL◎ Built-in 125KHz and 13.56MHz induction frequencies (EB: 125KHz induction frequency / ED: 13.56MHz induction frequency / ES: Built-in dual-frequency induction frequency of 125KHz + 13.56MHz)
◎Built-in RFID and QR Code scanning technology, providing temporary
access by QR Code and normal access by RFID card
◎For 701ServerSQL software [LAN] model selection, please refer to Features ↓