The EDA4F2600P400G50L from ECHO Microwave is a Band Pass Filter with Frequency 2.4 to 2.8 GHz, Insertion Loss 3.5 dB, Rejection 30 to 50 dB, Return Loss 14 dB. Tags: Surface Mount, Ceramic, Ceramic Filter. More details for EDA4F2600P400G50L can be seen below.