The WRCGV16-884-890-905-911-80-1 from Wainwright Instruments is a Band Stop Filter with Stopband Frequency 890 to 905 MHz, Bandwidth 15 MHz, Insertion Loss 1.5 to 3 dB, Rejection 80 dB, VSWR 1.50:1. Tags: Module with Connectors, Cavity Filter. More details for WRCGV16-884-890-905-911-80-1 can be seen below.