The EDA4E3200P56I15 from ECHO Microwave is a Band Pass Filter with Frequency 3.17 to 3.23 GHz, Insertion Loss 4.5 dB, Rejection 15 to 60 dB, Return Loss 12 dB. Tags: Surface Mount, Ceramic, Ceramic Filter. More details for EDA4E3200P56I15 can be seen below.