The WTRCT10-2110-2410-20-40-40M-5 from Wainwright Instruments is a Tunable Filter with Frequency 2.11 to 2.41 GHz, Bandwidth 20 MHz, Rejection 40 dB, Insertion Loss 1.25 to 2 dB, Supply Voltage 23 to 32 V DC. Tags: Module with Connectors, Digitally Controlled. More details for WTRCT10-2110-2410-20-40-40M-5 can be seen below.