The WRCGV16-1789-1805-1880-1896-80-1 from Wainwright Instruments is a Band Stop Filter with Stopband Frequency 1.805 to 1.88 GHz, Bandwidth 75 MHz, Insertion Loss 1.25 to 3 dB, Rejection 80 dB, VSWR 1.50:1. Tags: Module with Connectors, Cavity Filter. More details for WRCGV16-1789-1805-1880-1896-80-1 can be seen below.