4G LTE signal booster antenna is an external device used to improve the signal reception capability of mobile networks. It is suitable for routers, modems and other devices. It effectively enhances signal strength through high-gain design, improves network coverage and connection stability, and is particularly suitable for environments with weak signals or more interference. The antenna usually uses an SMA interface, is compatible with a variety of router models (such as B315s-936/B310As-852), and is easy to install. It is suitable for home, office or outdoor scenes, helping users achieve a higher-speed 4G LTE network experience, and improving data transmission efficiency and network reliability.