The WRCT5-856.5-859-862-864.5-30 from Wainwright Instruments is a Band Stop Filter with Stopband Frequency 859 to 862 MHz, Bandwidth 3 MHz, Insertion Loss 0.5 to 1 dB, Rejection 30 dB, VSWR 1.43:1. Tags: Module with Connectors, Cavity Filter. More details for WRCT5-856.5-859-862-864.5-30 can be seen below.