The EMA8J1882P65F25B from ECHO Microwave is a Band Pass Filter with Frequency 1.85 to 1.92 GHz, Insertion Loss 3 dB, Rejection 5 to 25 dB, Return Loss 15 dB. Tags: Surface Mount, Ceramic, Ceramic Filter. More details for EMA8J1882P65F25B can be seen below.