The EMA8G886P6G50D from ECHO Microwave is a Band Pass Filter with Frequency 883 to 889 MHz, Insertion Loss 3.3 dB, Rejection 50 dB @ Fo ± 30 MHz, Return Loss 15 dB. Tags: Surface Mount, Ceramic, Ceramic Filter. More details for EMA8G886P6G50D can be seen below.