The AE2575NS2184 from Anatech Electronics is a Band Stop Filter with Stopband Frequency 2.5 to 2.6 GHz, Bandwidth 50 MHz, Insertion Loss 1.6 to 1.8 dB, Rejection 50 dB, Power 2 W. Tags: Module with Connectors, Cavity Filter, Notch Filter. More details for AE2575NS2184 can be seen below.