The AE5500WN2228 from Anatech Electronics is a Band Stop Filter with Stopband Frequency 5.15 to 5.85 GHz, Insertion Loss 2 dB, Rejection 40 dB, Power 5 W, VSWR 1.70:1. Tags: Module with Connectors, Notch Filter. More details for AE5500WN2228 can be seen below.