The WBLB-T-BP-2700-200-5C from A-Info is a Band Pass Filter with Frequency 2.6 to 2.8 GHz, Insertion Loss 0.8 dB, Rejection 45 to 65 dB, VSWR 1.50:1. Tags: Module with Connectors, Cavity Filter. More details for WBLB-T-BP-2700-200-5C can be seen below.