The WTRCT20-2180-2480-10-14-30 from Wainwright Instruments is a Tunable Filter with Frequency 2.18 to 2.48 GHz, Tunable Frequency 300 MHz, Bandwidth 10 MHz, Rejection 30 dB, Insertion Loss 2.25 to 3 dB. Tags: Module with Connectors, Mechanically Controlled. More details for WTRCT20-2180-2480-10-14-30 can be seen below.