The WRCGV12-749-759-775-785-80 from Wainwright Instruments is a Band Stop Filter with Stopband Frequency 759 to 775 MHz, Bandwidth 16 MHz, Insertion Loss 1.25 to 1.5 dB, Rejection 80 dB, VSWR 1.50:1. Tags: Module with Connectors, Cavity Filter. More details for WRCGV12-749-759-775-785-80 can be seen below.