The EMA6H2655P70R40D from ECHO Microwave is a Band Pass Filter with Frequency 2.62 to 2.69 GHz, Insertion Loss 9 dB, Rejection 40 dB @ 2500 to 2570 MHz, Return Loss 15 dB. Tags: Surface Mount, Ceramic, Ceramic Filter. More details for EMA6H2655P70R40D can be seen below.