The HP4-2.4 from Radio Waves is a Base Station Antenna with Frequency 2.4 to 2.7 GHz, Frequency Band 1 2.4 to 2.7 GHz, Gain 26.5 to 27.5 dBi, Vertical Beamwidth 7.3 Degree, Horizontal Beamwidth 7.3 Degree. Tags: Parabolic. More details for HP4-2.4 can be seen below.