The EMA8G1536P45G35D from ECHO Microwave is a Band Pass Filter with Frequency 1.51 to 1.56 GHz, Insertion Loss 3.3 dB, Rejection 35 dB @1491MHz, Return Loss 15 dB. Tags: Surface Mount, Ceramic, Ceramic Filter. More details for EMA8G1536P45G35D can be seen below.