The WRCGV5-789-801-811-823-35-2 from Wainwright Instruments is a Band Stop Filter with Stopband Frequency 801 to 811 MHz, Bandwidth 10 MHz, Insertion Loss 0.5 to 1 dB, Rejection 35 dB, VSWR 1.50:1. Tags: Module with Connectors, Cavity Filter. More details for WRCGV5-789-801-811-823-35-2 can be seen below.