... terminal. Advantages Versatile communication interface- TCP/IP, RS232/RS485, USB, Wiegand In/Out and wireless LAN WIFI, GPRS, 3G- Flexible connectors ... Wiegand 26-58 bits In/Out, RS485/RS232 for third partyReaders ... / RS485, USB and wireless WIFI, GPRS, 3G Wiegand Interface 2 Wiegand In (Wg26-58) + 1 Wiegand Out(Wg26-58) GPIO port 4 input ...