The WRCGV12-859-869-894-904-70-1 from Wainwright Instruments is a Band Stop Filter with Stopband Frequency 869 to 894 MHz, Bandwidth 25 MHz, Insertion Loss 1.25 to 1.75 dB, Rejection 70 dB, VSWR 1.50:1. Tags: Module with Connectors, Cavity Filter. More details for WRCGV12-859-869-894-904-70-1 can be seen below.