The EDA4F6400P900E20 from ECHO Microwave is a Band Pass Filter with Frequency 5.95 to 6.85 GHz, Insertion Loss 2.5 dB, Rejection 20 to 55 dB, Return Loss 10 dB. Tags: Surface Mount, Ceramic, Ceramic Filter. More details for EDA4F6400P900E20 can be seen below.