The EDA4E2800P800E45 from ECHO Microwave is a Band Pass Filter with Frequency 2.4 to 3.2 GHz, Insertion Loss 2.5 dB, Rejection 12 to 45 dB, Return Loss 12 dB. Tags: Surface Mount, Ceramic, Ceramic Filter. More details for EDA4E2800P800E45 can be seen below.