Dahua ASR2101A-ME Access Reader
                        
                        
                     
                    
                        Key Specifications
                        
                            
                            • 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/password unlock • Support RS485 and Wiegand communication • Support buzzer and indicator prompt • Support anti-tampering alarm • The built-in watchdog 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