The PE51YA1018 from Pasternack Enterprises Inc is a Base Station Antenna with Frequency 880 to 938 MHz / 928 to 960 MHz, Frequency Band 1 880 to 928 MHz, Frequency Band 2 928 to 960 MHz, Gain 9 to 9.5 dBi, Vertical Beamwidth 45 to 50 Degrees. Tags: Yagi. More details for PE51YA1018 can be seen below.