The WBLB-T-BP-800-100-L from A-Info is a Band Pass Filter with Frequency 750 to 850 MHz, Insertion Loss 2.3 dB, Rejection 45 to 75 dB, VSWR 1.50:1. Tags: Module with Connectors, Lumped Component Filter. More details for WBLB-T-BP-800-100-L can be seen below.