The EDA4E1290P60G50 from ECHO Microwave is a Band Pass Filter with Frequency 1.26 to 1.32 GHz, Insertion Loss 3.5 dB, Rejection 50 to 70 dB, Return Loss 15 dB. Tags: Surface Mount, Ceramic, Ceramic Filter. More details for EDA4E1290P60G50 can be seen below.