The WTRCJV8-5725-5850-40-160-50 from Wainwright Instruments is a Band Stop Filter with Stopband Frequency 5.73 to 5.85 GHz, Bandwidth 40 MHz, Insertion Loss 2 dB, Rejection 50 dB, Return Loss 12 dB. Tags: Module with Connectors, Cavity Filter, Notch Filter, Tunable Filter. More details for WTRCJV8-5725-5850-40-160-50 can be seen below.