The WRCT40-2056.7-2057.5-2062.5-2063.3-50-1 from Wainwright Instruments is a Band Stop Filter with Stopband Frequency 2.0575 to 2.0625 GHz, Bandwidth 5 MHz, Insertion Loss 3.5 to 6.5 dB, Rejection 50 dB, VSWR 1.50:1. Tags: Module with Connectors, Cavity Filter. More details for WRCT40-2056.7-2057.5-2062.5-2063.3-50-1 can be seen below.