The WRCGV10-842.5-852.5-867.5-877.5-50 from Wainwright Instruments is a Band Stop Filter with Stopband Frequency 852.5 to 867.5 MHz, Bandwidth 15 MHz, Insertion Loss 1 to 1.25 dB, Rejection 50 dB, VSWR 1.50:1. Tags: Module with Connectors, Cavity Filter. More details for WRCGV10-842.5-852.5-867.5-877.5-50 can be seen below.