The EDA4H1900P220F70 from ECHO Microwave is a Band Pass Filter with Frequency 1.79 to 2.01 GHz, Insertion Loss 3 dB, Rejection 70 dB @ 1600MHz, Return Loss 12 dB. Tags: Surface Mount, Ceramic, Ceramic Filter. More details for EDA4H1900P220F70 can be seen below.