The WTBCJV6-4900-6000-150-600-40 from Wainwright Instruments is a Tunable Filter with Frequency 4.9 to 6 GHz, Bandwidth 150 MHz, Rejection 40 dB, Insertion Loss 1.5 to 2 dB, Operating Temperature 15 to 45 Degrees C. Tags: Module with Connectors, Mechanically Controlled. More details for WTBCJV6-4900-6000-150-600-40 can be seen below.