The WBLB-T-BP-430-220-L from A-Info is a Band Pass Filter with Frequency 320 to 540 MHz, Insertion Loss 1.2 dB, Rejection 28 dB, VSWR 1.50:1. Tags: Module with Connectors, Lumped Component Filter. More details for WBLB-T-BP-430-220-L can be seen below.