The WRCGV12-1910-1920-1960-1970-60 from Wainwright Instruments is a Band Stop Filter with Stopband Frequency 1.92 to 1.96 GHz, Bandwidth 40 MHz, Insertion Loss 1 to 2.5 dB, Rejection 60 dB, VSWR 1.50:1. Tags: Module with Connectors, Cavity Filter. More details for WRCGV12-1910-1920-1960-1970-60 can be seen below.