The EMA8H847P30F40DL from ECHO Microwave is a Band Pass Filter with Frequency 832 to 862 MHz, Insertion Loss 3 dB, Rejection 40 dB @ 10 to 812 MHz, Return Loss 14 dB. Tags: Surface Mount, Ceramic, Ceramic Filter. More details for EMA8H847P30F40DL can be seen below.