5G speeds of up to 3.4 Gbps1 for ultra-fast internet access and data transfer 1 x 10/100/1000/2500 Ethernet PoE LAN port for high-speed PoE-enabled connectivity?? 2 x SIM slots for plug-and-play dual-mode WAN connectivity with failover No set up required, simply plug it in and your network is ready to go Durable zinc-plated steel case is corrosion-resistant to ensure device longevity -30 to 70°C operating temperature to resist harsh environments Wall or DIN-rail mounting allow for optimal device placement. D-Link Corporation, No. 289, Sin Sin Road, Jhonghe City, Taipei County 235, Taiwan (R.O.C.), Podpora: https://www.dlink.com/cz/cs/support