The is a high-performance 4G LTE Cat4 wireless gateway designed for both permanent home use and temporary, portable scenarios. Its compact "plug and play" nature makes it a popular choice for users who need a reliable internet connection at construction sites, exhibitions, or in vacation homes where fixed broadband is unavailable. Huawei B311-221 Key Specifications
: Built-in high-gain antennas with one external SMA port for adding an external 4G antenna to boost signal in weak areas. huawei b311221 firmware portable
: One Gigabit LAN/WAN port for wired connections and one RJ11 telephone port for voice services (VoIP/VoLTE). The is a high-performance 4G LTE Cat4 wireless
