PC + zinc-alloy material shell (material protection level is IK 10) Equipped with the 32-bit high-speed processor Built-in audible beeper Display the reader status with LED indicator DIP switch RS485 and Wiegand(W26/W34) protocol Tamper-proof alarm Online upgrade function (under the 485 communication mode), and card reader can degrade to pre-upgrade status in case of upgrading failed Watchdog design for repairing itself in case that exception occurs, to ensure the long service life of the reader Dust-proof and water-proof design Read Mifare card and obtain the card No