Stay connected where fixed broadband isn’t available or reliable with the TL-MR6400, TP-Link’s 4G LTE router built for homes, remote locations, temporary setups and backup internet. Plug in a compatible Nano SIM to access high speed 4G LTE (download up to 150 Mbps) and share that connection across WiFi and wired LAN. With WiFi-N delivering up to 300 Mbps over the 2.4 GHz band, it supports many devices effortlessly — perfect for streaming, conferencing, gaming, or keeping connected in rural and mobile use. Set it up in minutes with plug-and-play simplicity, then manage via app or browser for features like guest access, parental controls, and failover protection. Specifications Specification Detail Wireless Standard & WiFi Speed IEEE 802.11b/g/n on 2.4 GHz, up to 300 Mbps theoretical WiFi speed. 4G LTE Capability Supports LTE Cat-4: download up to 150 Mbps, upload speeds ~50 Mbps; FDD & TDD LTE compatibility. Ethernet Ports Three 10/100 Mbps LAN ports one 10/100 Mbps LAN/WAN port for wired devices and WAN fallback. SIM & Antennas Nano SIM slot; includes 2 external detachable 4G LTE antennas for improved signal; WiFi uses internal antennas. Buttons & Controls WPS/Reset button; WiFi ON/OFF; Power switch (depending on region). Dimensions & Power Size approx 202 × 141 × 33.6 mm; power supply ~9V/0.85A (EU); some region variants ~12V/1A. Device Support & Capacity Can support up to 32 WiFi devices simultaneously. Security & Software Features WPA/WPA2 encryption; guest network; parental controls; QoS; WAN failover; IPv4 & IPv6 support; ability to manage via TP-Link Tether app or web interface. Environmental Conditions Operating temperature around 0-40 °C; storage temp -40-70 °C; humidity 10-90% non-condensing.
