The WRCGV16-813-819-834-840-80-2 from Wainwright Instruments is a Band Stop Filter with Stopband Frequency 819 to 834 MHz, Bandwidth 15 MHz, Insertion Loss 1.5 to 3 dB, Rejection 80 dB, VSWR 1.50:1. Tags: Module with Connectors, Cavity Filter. More details for WRCGV16-813-819-834-840-80-2 can be seen below.