The WRCGV8-2107.5-2122.5-2142.5-2157.5-40-1 from Wainwright Instruments is a Band Stop Filter with Stopband Frequency 2.1225 to 2.1425 GHz, Bandwidth 20 MHz, Insertion Loss 0.75 to 1 dB, Rejection 40 dB, VSWR 1.50:1. Tags: Module with Connectors, Cavity Filter. More details for WRCGV8-2107.5-2122.5-2142.5-2157.5-40-1 can be seen below.