The EMA6F2655P70D30D from ECHO Microwave is a Band Pass Filter with Frequency 2.67 to 2.69 GHz, Insertion Loss 2 dB, Rejection 30 to 35 dB, Return Loss 12 dB. Tags: Surface Mount, Ceramic, Ceramic Filter. More details for EMA6F2655P70D30D can be seen below.