The EDA4F1100P280D50 from ECHO Microwave is a Band Pass Filter with Frequency 960 MHz to 1.24 GHz, Insertion Loss 2 dB, Rejection 50 to 60 dB, Return Loss 15 dB. Tags: Surface Mount, Ceramic, Ceramic Filter. More details for EDA4F1100P280D50 can be seen below.