The EDA4D3750P80F10 from ECHO Microwave is a Band Pass Filter with Frequency 3.71 to 3.79 GHz, Insertion Loss 3 dB, Rejection 10 to 45 dB, Return Loss 14 dB. Tags: Surface Mount, Ceramic, Ceramic Filter. More details for EDA4D3750P80F10 can be seen below.