The WRCGV6-711-720-730-739-35 from Wainwright Instruments is a Band Stop Filter with Stopband Frequency 720 to 730 MHz, Bandwidth 10 MHz, Insertion Loss 0.65 to 1 dB, Rejection 35 dB, VSWR 1.50:1. Tags: Module with Connectors, Cavity Filter. More details for WRCGV6-711-720-730-739-35 can be seen below.