The EDA4H3200P20K80 from ECHO Microwave is a Band Pass Filter with Frequency 3.19 to 3.21 GHz, Insertion Loss 5.5 dB, Rejection 80 dB @ 3050MHz, Return Loss 14 dB. Tags: Surface Mount, Ceramic, Ceramic Filter. More details for EDA4H3200P20K80 can be seen below.