The WRCGV8-878-890-915-927-50 from Wainwright Instruments is a Band Stop Filter with Stopband Frequency 890 to 915 MHz, Bandwidth 25 MHz, Insertion Loss 0.75 to 1.5 dB, Rejection 50 dB, VSWR 1.50:1. Tags: Module with Connectors, Cavity Filter. More details for WRCGV8-878-890-915-927-50 can be seen below.