The EDA4H1302P20H30 from ECHO Microwave is a Band Pass Filter with Frequency 1.29 to 1.31 GHz, Insertion Loss 4 dB, Rejection 30 to 50 dB, Return Loss 15 dB. Tags: Surface Mount, Ceramic, Ceramic Filter. More details for EDA4H1302P20H30 can be seen below.