This 4G 5dBi waterproof rubber duck antenna with a N(M) straight connector is specifically designed for great outdoor performance, ensuring consistent and robust 4G signal reception and transmission. The waterproof rubber duck antenna, designed to survive harsh settings, ensures lifespan in extreme weather, making it excellent for outdoor installations, automobiles, and transportable ... https://eteily.com/4g-external-antenna/358-4g-5dbi-waterproof-rubber-duck-antenna-with-n-m-st-connector-in-japan.html