The EDA3D1210P120B20 from ECHO Microwave is a Band Pass Filter with Frequency 1.15 to 1.27 GHz, Insertion Loss 1 dB, Rejection 20 to 30 dB, Return Loss 15 dB. Tags: Surface Mount, Ceramic, Ceramic Filter. More details for EDA3D1210P120B20 can be seen below.