The FE4001 from Asartech is a Band Pass Filter with Frequency 960 to 1010 MHz / 1050 to 1072 MHz / 1110 to 1215 MHz, Bandwidth 255 MHz, Center Frequency 1087.5 MHz, Insertion Loss 2 dB, Rejection 60 dB. Tags: Module with Connectors, Harmonic Filters. More details for FE4001 can be seen below.