The WRCGV12-2132.5-2147.5-2162.5-2177.5-80-4 from Wainwright Instruments is a Band Stop Filter with Stopband Frequency 2.1475 to 2.1625 GHz, Bandwidth 15 MHz, Insertion Loss 1 to 2 dB, Rejection 80 dB, VSWR 1.50:1. Tags: Module with Connectors, Cavity Filter. More details for WRCGV12-2132.5-2147.5-2162.5-2177.5-80-4 can be seen below.