The EMA8F763P10E50D from ECHO Microwave is a Band Pass Filter with Frequency 758 to 768 MHz, Insertion Loss 2.5 dB, Rejection 50 dB @ 788 ~ 798MHz, Return Loss 15 dB. Tags: Surface Mount, Ceramic, Ceramic Filter. More details for EMA8F763P10E50D can be seen below.