The ZX75BP-1034-S+ from Mini Circuits is a Band Pass Filter with Frequency 978 to 1090 MHz, Center Frequency 1034 MHz, Insertion Loss 0.8 to 2 dB, Upper Rejection 20 to 30 dB, Lower Rejection 20 to 30 dB. Tags: Module with Connectors, Ceramic Filter. More details for ZX75BP-1034-S+ can be seen below.