The WBLB-T-BP-1250-1500-L from A-Info is a Band Pass Filter with Frequency 500 MHz to 2 GHz, Insertion Loss 1.5 dB, Rejection 60 dB, VSWR 2.00:1. Tags: Module with Connectors, Lumped Component Filter. More details for WBLB-T-BP-1250-1500-L can be seen below.