The WRCT10-2438.5-2443.5-2453.5-2458.5-40 from Wainwright Instruments is a Band Stop Filter with Stopband Frequency 2.4435 to 2.4535 GHz, Bandwidth 10 MHz, Insertion Loss 1.25 to 1.5 dB, Rejection 40 dB, VSWR 1.50:1. Tags: Module with Connectors, Cavity Filter. More details for WRCT10-2438.5-2443.5-2453.5-2458.5-40 can be seen below.