The HPC3-11 from Radio Waves is a Base Station Antenna with Frequency 10.7 to 11.7 GHz, Frequency Band 1 10.7 to 11.7 GHz, Gain 37.5 to 38.2 dBi, Vertical Beamwidth 2.1 Degree, Horizontal Beamwidth 2.1 Degree. Tags: Parabolic. More details for HPC3-11 can be seen below.