The WRCJV20-2605-2620-2690-2705-70-2 from Wainwright Instruments is a Band Stop Filter with Stopband Frequency 2.62 to 2.69 GHz, Bandwidth 70 MHz, Insertion Loss 1.5 to 4 dB, Rejection 70 dB, VSWR 1.50:1. Tags: Module with Connectors, Cavity Filter. More details for WRCJV20-2605-2620-2690-2705-70-2 can be seen below.