The EMA10G2655P70D57D from ECHO Microwave is a Band Pass Filter with Frequency 2.62 to 2.69 GHz, Insertion Loss 1.7 dB, Rejection 57 to 64 dB, Return Loss 15 dB. Tags: Surface Mount, Ceramic, Ceramic Filter. More details for EMA10G2655P70D57D can be seen below.