Vandal-Proof Card ReaderPC + 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,
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