The EDA4F2442P85D50 from ECHO Microwave is a Band Pass Filter with Frequency 2.4 to 2.49 GHz, Insertion Loss 2 dB, Rejection 50 dB @ 2580 to 2625MHz, Return Loss 14 dB. Tags: Surface Mount, Ceramic, Ceramic Filter. More details for EDA4F2442P85D50 can be seen below.