The WRCGV12-1610-1710-1880-1980-80-3 from Wainwright Instruments is a Band Stop Filter with Stopband Frequency 1.71 to 1.88 GHz, Bandwidth 170 MHz, Insertion Loss 0.8 to 1 dB, Rejection 80 dB, VSWR 1.50:1. Tags: Module with Connectors, Cavity Filter. More details for WRCGV12-1610-1710-1880-1980-80-3 can be seen below.