The ZVBP-3100-S+ from Mini Circuits is a Band Pass Filter with Frequency 3020 to 3180 MHz, Center Frequency 3100 MHz, Insertion Loss 1.5 to 2.2 dB, Upper Rejection 15 to 44 dB, Lower Rejection 14 to 44 dB. Tags: Module with Connectors, Cavity Filter. More details for ZVBP-3100-S+ can be seen below.