High-performance 2G/3G/4G/5G/WLAN antenna, designed specifically for 4G/5G routers, maximizes the range and performance of 4G/5G networks. This omni antenna, with a unique solid copper radiating element design, boasts nearly 100% radiation efficiency, outperforming antennas that typically have 80% or even as low as 20% efficiency. proTAC 5311 covers 2G, 3G, 4G, 5G, and WiFi frequencies worldwide from 600MHz to 6GHz without compromises.