The TP-Link 300Mbps Wi-Fi 4G LTE router (e.g., TL-MR6400, TL-MR100) is a plug-and-play hotspot that converts 4G LTE signals into stable Wi-Fi, supporting up to 32 devices. It features a built-in SIM slot compatible with most major mobile operators globally, offering 150 Mbps download speeds (4G LTE) and 300 Mbps wireless speed (N)