The WBLB-T-BP-3100-200-5C from A-Info is a Band Pass Filter with Frequency 3 to 3.2 GHz, Insertion Loss 0.7 dB, Rejection 50 to 70 dB, VSWR 1.50:1. Tags: Module with Connectors, Cavity Filter. More details for WBLB-T-BP-3100-200-5C can be seen below.