The EMA8F1950P60D60D from ECHO Microwave is a Band Pass Filter with Frequency 1.92 to 1.98 GHz, Insertion Loss 2 dB, Rejection 60 dB @ 2110 to 2170 MHz, Return Loss 15 dB. Tags: Surface Mount, Ceramic, Ceramic Filter. More details for EMA8F1950P60D60D can be seen below.