The SP440-SF1SNF from Sinclair Technologies is a Base Station Antenna with Frequency 928 to 956 MHz, Frequency Band 1 928 to 956 MHz, Gain 8.1 dBi, Vertical Beamwidth 60 Degree, Horizontal Beamwidth 90 Degree. Tags: Log Periodic. More details for SP440-SF1SNF can be seen below.