The EDA4E5490P80H15 from ECHO Microwave is a Band Pass Filter with Frequency 5.45 to 5.53 GHz, Insertion Loss 4 dB, Rejection 15 to 50 dB, Return Loss 15 dB. Tags: Surface Mount, Ceramic, Ceramic Filter. More details for EDA4E5490P80H15 can be seen below.