4G/3G/2G,CAT4/CAT6/CAT9/CAT11 2 Gigabit Ehternets 2 LAN or 1 LAN + 1 WAN VPN(PPTP/L2TP,IPSec,GRE,OpenVPN) WiFi 2.4 G+5G optional GPS/Beidou optional RS232/RS485 optional Cloud management optional