The AE2441WN2219 from Anatech Electronics is a Band Stop Filter with Stopband Frequency 2.4 to 2.483 GHz, Insertion Loss 1.5 dB, Rejection 50 dB, Power 50 W, Return Loss 12 to 15 dB. Tags: Module with Connectors, Notch Filter. More details for AE2441WN2219 can be seen below.