... industry10.Completely water proof for outside.11.Operating Temperature: -20 to +70° C2.Main Application of RFID Card Reader :1 ... interfaceWeigand26/32/34,RS232/485,10/100M,automatic adaption to Ethernet,USB,Bluetooth,WIFI,GPRS(the last four ... Multiple devices work simultaneously without interferenceSecurity Encryption and authentication to ensure data security,prevent link eavesdropping and data ...