The WRCJV5-2543-2573-2613-2643-30-1 from Wainwright Instruments is a Band Stop Filter with Stopband Frequency 2.573 to 2.613 GHz, Bandwidth 40 MHz, Insertion Loss 0.75 to 1 dB, Rejection 30 dB, VSWR 1.50:1. Tags: Module with Connectors, Cavity Filter. More details for WRCJV5-2543-2573-2613-2643-30-1 can be seen below.