The EDA4H1000P100F40 from ECHO Microwave is a Band Pass Filter with Frequency 950 MHz to 1.05 GHz, Insertion Loss 3 dB, Rejection 40 dB @ 900MHz, Return Loss 12 dB. Tags: Surface Mount, Ceramic, Ceramic Filter. More details for EDA4H1000P100F40 can be seen below.