The ZX75BP-1260-S+ from Mini Circuits is a Band Pass Filter with Frequency 1200 to 1320 MHz, Center Frequency 1260 MHz, Insertion Loss 1.2 to 2 dB, Upper Rejection 20 to 30 dB, Lower Rejection 20 to 35 dB. Tags: Module with Connectors, Ceramic Filter. More details for ZX75BP-1260-S+ can be seen below.