The EMA8H847P30G60D from ECHO Microwave is a Band Pass Filter with Frequency 832 to 862 MHz, Insertion Loss 3.5 dB, Rejection 60 dB @ 791 to 821 MHz, Return Loss 15 dB. Tags: Surface Mount, Ceramic, Ceramic Filter. More details for EMA8H847P30G60D can be seen below.