The WBLB-T-BP-645-80-L from A-Info is a Band Pass Filter with Frequency 605 to 685 MHz, Insertion Loss 2.8 dB, Rejection 20 to 33 dB, VSWR 1.50:1. Tags: Module with Connectors, Lumped Component Filter. More details for WBLB-T-BP-645-80-L can be seen below.