The WTBCJV4-5000-5500-20-460-80-1 from Wainwright Instruments is a Tunable Filter with Frequency 5 to 5.5 GHz, Tunable Frequency 500 MHz, Bandwidth 20 MHz, Rejection 80 dB, Insertion Loss 1.25 to 1.5 dB. Tags: Module with Connectors, Mechanically Controlled. More details for WTBCJV4-5000-5500-20-460-80-1 can be seen below.