The KP-5SX4-45 from KP Performance Antennas is a 4-port base station antenna that operates from 4.9 to 5.9 GHz. This 45° tilted antenna delivers a gain of 20.5 dBi and can handle up to 50 watts of power per port. It has a maximum port to port isolation of 35 dB and a Front-to-Back Ratio of more than 38 dB. This antenna suppresses side-lobes and back-lobes for mitigating inter-sector interference. The antenna measures 42.6 x 6.4 x 2.5 inches is available with N-type (F) connectors.