The WRCT32-716.5-717-728-728.5-50 from Wainwright Instruments is a Band Stop Filter with Stopband Frequency 717 to 728 MHz, Bandwidth 11 MHz, Insertion Loss 2 to 6 dB, Rejection 50 dB, VSWR 1.50:1. Tags: Module with Connectors, Cavity Filter. More details for WRCT32-716.5-717-728-728.5-50 can be seen below.