The SPD3-1.8 from Radio Waves is a Base Station Antenna with Frequency 1.7 to 1.9 GHz, Frequency Band 1 1.7 to 1.9 GHz, Gain 20.9 to 21.9 dBi, Vertical Beamwidth 9.5 Degree, Horizontal Beamwidth 9.5 Degree. Tags: Parabolic. More details for SPD3-1.8 can be seen below.