The WTRCT10-2280-2700-1-4-40 from Wainwright Instruments is a Tunable Filter with Frequency 2.28 to 2.7 GHz, Tunable Frequency 420 MHz, Bandwidth 1 MHz, Rejection 40 dB, Insertion Loss 1.25 to 3 dB. Tags: Module with Connectors, Mechanically Controlled. More details for WTRCT10-2280-2700-1-4-40 can be seen below.