ER706WP-4G , Dual-band (2.4 GHz / 5 GHz) , WLAN data transfer rate (max) 300 Mbit/s , Ethernet WAN Yes , DSL WAN Yes , SIM card slot Yes , 3G/4G USB modem compatibility Yes , Ethernet LAN Yes , Ethernet LAN interface type Gigabit Ethernet , Mobile network generation 4G , Dual SIM support Yes , SIM card type NanoSIM , 5xEthernet LAN (RJ-45) ports , USB port Yes , Antenna design External , Power source type DC,PoE , Operating temperature (T-T) 0 - 40 °C