The EMEA8J1705P10J40A from ECHO Microwave is a Band Pass Filter with Frequency 1.7 to 1.71 GHz, Insertion Loss 5 dB, Rejection 40 dB @ 1680MHz, Return Loss 15 dB. Tags: Surface Mount, Ceramic, Ceramic Filter. More details for EMEA8J1705P10J40A can be seen below.