The EMA8J1180P40D60D from ECHO Microwave is a Band Pass Filter with Frequency 1.16 to 1.2 GHz, Insertion Loss 2 dB, Rejection 60 dB @ 1320MHz, Return Loss 14 dB. Tags: Surface Mount, Ceramic, Ceramic Filter. More details for EMA8J1180P40D60D can be seen below.