The WBLB-T-BP-17000-2000-11C from A-Info is a Band Pass Filter with Frequency 16 to 18 GHz, Insertion Loss 1 dB, Rejection 60 to 70 dB, VSWR 1.70:1. Tags: Module with Connectors, Cavity Filter. More details for WBLB-T-BP-17000-2000-11C can be seen below.