The EDA6F1237P75D50 from ECHO Microwave is a Band Pass Filter with Frequency 1.2 to 1.28 GHz, Insertion Loss 2 dB, Rejection 50 to 75 dB, Return Loss 14 dB. Tags: Surface Mount, Ceramic, Ceramic Filter. More details for EDA6F1237P75D50 can be seen below.