The EMA8J2080P20K82DL from ECHO Microwave is a Band Pass Filter with Frequency 2.07 to 2.09 GHz, Insertion Loss 5.5 dB, Rejection 20 to 82 dB, Return Loss 15 dB. Tags: Surface Mount, Ceramic, Ceramic Filter. More details for EMA8J2080P20K82DL can be seen below.