The EMA8H2535P70H20D from ECHO Microwave is a Band Pass Filter with Frequency 2.5 to 2.57 GHz, Insertion Loss 4 dB, Rejection 3 to 30 dB, Return Loss 12 dB. Tags: Surface Mount, Ceramic, Ceramic Filter. More details for EMA8H2535P70H20D can be seen below.