The WRCT16-921-922-926-927-40-2 from Wainwright Instruments is a Band Stop Filter with Stopband Frequency 922 to 926 MHz, Insertion Loss 1 to 2.5 dB, Rejection 40 dB, VSWR 1.50:1, Center Frequency 924 MHz. Tags: Module with Connectors, Cavity Filter. More details for WRCT16-921-922-926-927-40-2 can be seen below.