The WRCGV8-849-859-894-904-35 from Wainwright Instruments is a Band Stop Filter with Stopband Frequency 859 to 894 MHz, Bandwidth 35 MHz, Insertion Loss 0.75 dB, Rejection 35 dB, Return Loss 14 dB. Tags: Module with Connectors, Cavity Filter, Notch Filter. More details for WRCGV8-849-859-894-904-35 can be seen below.