The WRCFV8-3605-3615-3635-3645-40-2 from Wainwright Instruments is a Band Stop Filter with Stopband Frequency 3.615 to 3.635 GHz, Bandwidth 20 MHz, Insertion Loss 1.5 to 2 dB, Rejection 40 dB, VSWR 1.50:1. Tags: Module with Connectors, Cavity Filter. More details for WRCFV8-3605-3615-3635-3645-40-2 can be seen below.