The WRCTF12+9-2290-2300-2400-2410-40-2 from Wainwright Instruments is a Band Stop Filter with Stopband Frequency 2.3 to 2.4 GHz, Bandwidth 100 MHz, Insertion Loss 2 to 2.5 dB, Rejection 40 dB, VSWR 1.50:1. Tags: Module with Connectors, Cavity Filter. More details for WRCTF12+9-2290-2300-2400-2410-40-2 can be seen below.