The EDA4H2040P10Q70 from ECHO Microwave is a Band Pass Filter with Frequency 2.04 to 2.05 GHz, Insertion Loss 8.5 dB, Rejection 70 dB @ 1980MHz, Return Loss 15 dB. Tags: Surface Mount, Ceramic, Ceramic Filter. More details for EDA4H2040P10Q70 can be seen below.