The WRCJV16-2528-2543-2643-2658-30 from Wainwright Instruments is a Band Stop Filter with Stopband Frequency 2.543 to 2.643 GHz, Bandwidth 100 MHz, Insertion Loss 1 to 1.75 dB, Rejection 30 dB, VSWR 1.67:1. Tags: Module with Connectors, Cavity Filter. More details for WRCJV16-2528-2543-2643-2658-30 can be seen below.