The WRCT16-849-851-867-869-50 from Wainwright Instruments is a Band Stop Filter with Stopband Frequency 851 to 867 MHz, Bandwidth 16 MHz, Insertion Loss 1 to 2 dB, Rejection 50 dB, VSWR 1.50:1. Tags: Module with Connectors, Cavity Filter. More details for WRCT16-849-851-867-869-50 can be seen below.