The EDA4G1750P100F30 from ECHO Microwave is a Band Pass Filter with Frequency 1.7 to 1.8 GHz, Insertion Loss 3 dB, Rejection 30 dB @ 1700MHz, Return Loss 14 dB. Tags: Surface Mount, Ceramic, Ceramic Filter. More details for EDA4G1750P100F30 can be seen below.