The WBLB-T-BP-600-30-L from A-Info is a Band Pass Filter with Frequency 585 to 615 MHz, Insertion Loss 2.9 dB, Rejection 45 dB, VSWR 1.50:1. Tags: Module with Connectors, Lumped Component Filter. More details for WBLB-T-BP-600-30-L can be seen below.