The WRCGV10-880-890-905-915-50-1 from Wainwright Instruments is a Band Stop Filter with Stopband Frequency 890 to 905 MHz, Bandwidth 15 MHz, Insertion Loss 1 to 1.25 dB, Rejection 50 dB, VSWR 1.50:1. Tags: Module with Connectors, Cavity Filter. More details for WRCGV10-880-890-905-915-50-1 can be seen below.