The WBLB-T-BP-4100-1400-13C from A-Info is a Band Pass Filter with Frequency 3.4 to 4.8 GHz, Insertion Loss 3 dB, Rejection 65 dB, VSWR 1.70:1, Operating_Temperature -30 to 70 Degree C. Tags: Module with Connectors, Cavity Filter. More details for WBLB-T-BP-4100-1400-13C can be seen below.