The EMA8J2140P60E40D from ECHO Microwave is a Band Pass Filter with Frequency 2.11 to 2.17 GHz, Insertion Loss 2.5 dB, Rejection 40 to 50 dB, Return Loss 15 dB. Tags: Surface Mount, Ceramic, Ceramic Filter. More details for EMA8J2140P60E40D can be seen below.