The WRCGV10-2110-2120-2160-2170-40-1 from Wainwright Instruments is a Band Stop Filter with Stopband Frequency 2.12 to 2.16 GHz, Bandwidth 40 MHz, Insertion Loss 0.75 to 2 dB, Rejection 40 dB, VSWR 1.50:1. Tags: Module with Connectors, Cavity Filter. More details for WRCGV10-2110-2120-2160-2170-40-1 can be seen below.