The EMA8J1350P6G50D from ECHO Microwave is a Band Pass Filter with Frequency 1.35 to 1.35 GHz, Insertion Loss 3.5 dB, Rejection 50 dB @ 1325 MHz, Return Loss 15 dB. Tags: Surface Mount, Ceramic, Ceramic Filter. More details for EMA8J1350P6G50D can be seen below.