The SEC-4.7D-90-16 from Radio Waves is a Base Station Antenna with Frequency 4.4 to 5 GHz, Frequency Band 1 4.4 to 5 GHz, Gain 15.4 to 16.5 dBi, Vertical Beamwidth 8 Degree, Horizontal Beamwidth 90 Degree. Tags: Sector. More details for SEC-4.7D-90-16 can be seen below.