The WBLB-T-BP-300-230-L from A-Info is a Band Pass Filter with Frequency 185 to 415 MHz, Insertion Loss 1 dB, Rejection 60 dB, VSWR 1.50:1. Tags: Module with Connectors, Lumped Component Filter. More details for WBLB-T-BP-300-230-L can be seen below.