The WRCJV12-5755-5770-5780-5795-50 from Wainwright Instruments is a Band Stop Filter with Stopband Frequency 5.77 to 5.78 GHz, Bandwidth 10 MHz, Insertion Loss 2 to 3 dB, Rejection 50 dB, VSWR 1.67:1. Tags: Module with Connectors, Cavity Filter. More details for WRCJV12-5755-5770-5780-5795-50 can be seen below.