The WRCGV6-840-849-859-868-35-1 from Wainwright Instruments is a Band Stop Filter with Stopband Frequency 849 to 859 MHz, Bandwidth 10 MHz, Insertion Loss 0.65 to 1 dB, Rejection 35 dB, VSWR 1.50:1. Tags: Module with Connectors, Cavity Filter. More details for WRCGV6-840-849-859-868-35-1 can be seen below.