The EMA8J2400P24H60D from ECHO Microwave is a Band Pass Filter with Frequency 2.39 to 2.41 GHz, Insertion Loss 4 dB, Rejection 60 dB @ 2470 MHz, Return Loss 12 dB. Tags: Surface Mount, Ceramic, Ceramic Filter. More details for EMA8J2400P24H60D can be seen below.