The WRCT16-890.5-892.5-902.5-904.5-50-4 from Wainwright Instruments is a Band Stop Filter with Stopband Frequency 892.5 to 902.5 MHz, Bandwidth 10 MHz, Insertion Loss 1 to 2 dB, Rejection 50 dB, VSWR 1.50:1. Tags: Module with Connectors, Cavity Filter. More details for WRCT16-890.5-892.5-902.5-904.5-50-4 can be seen below.