The WRCGV8-836.5-851.5-866.5-881.5-70 from Wainwright Instruments is a Band Stop Filter with Stopband Frequency 851.5 to 866.5 MHz, Bandwidth 15 MHz, Insertion Loss 0.75 to 1.5 dB, Rejection 70 dB, VSWR 1.50:1. Tags: Module with Connectors, Cavity Filter. More details for WRCGV8-836.5-851.5-866.5-881.5-70 can be seen below.