The EMA8H1090P8N35D from ECHO Microwave is a Band Pass Filter with Frequency 1.08 to 1.09 GHz, Insertion Loss 7 dB, Rejection 35 to 45 dB, Return Loss 13 dB. Tags: Surface Mount, Ceramic, Ceramic Filter. More details for EMA8H1090P8N35D can be seen below.