The WTBCTV4-2110-2410-10-70-40-2 from Wainwright Instruments is a Tunable Filter with Frequency 2.11 to 2.41 GHz, Tunable Frequency 300 MHz, Bandwidth 10 MHz, Rejection 40 dB, Insertion Loss 1.25 to 1.5 dB. Tags: Module with Connectors, Mechanically Controlled. More details for WTBCTV4-2110-2410-10-70-40-2 can be seen below.