• PC material, acrylic panel and IP66, suitable for indoor and outdoor use • Support contactless recognition of IC card (Mifare card) and ID card in two frequencies • Support card unlock • Support RS485 and Wiegand communication • Support buzzer and indicator prompt • Support anti-tampering alarm · • The built-in watchdog program can detect and control abnormal operation status of the equipment and perform recovery processing to ensure the long-term operation of the equipment • All connection ports have overcurrent and overvoltage protection