The WRCGV5-736-748-758-770-40-2 from Wainwright Instruments is a Band Stop Filter with Stopband Frequency 748 to 758 MHz, Bandwidth 10 MHz, Insertion Loss 0.5 to 1.25 dB, Rejection 40 dB, VSWR 1.50:1. Tags: Module with Connectors, Cavity Filter. More details for WRCGV5-736-748-758-770-40-2 can be seen below.