The TP-Link TL-MR6400 is a 4G LTE router with a built-in SIM card slot, supporting download speeds up to 150 Mbps and wireless speeds up to 300 Mbps on the 2.4 GHz band. It allows up to 32 devices to connect simultaneously. Equipped with two detachable 4G LTE antennas, it ensures stable connections. It features three 10/100 Mbps LAN ports and one LAN/WAN port for wired connections. No configuration is needed—just insert a Nano SIM card. It supports backup connectivity via the WAN port and includes Parental Controls, QoS, and a Guest Network. Setup is easy via the web interface or TP-Link Tether app.