The EDA4G1630P25K68 from ECHO Microwave is a Band Pass Filter with Frequency 1.62 to 1.64 GHz, Insertion Loss 5.5 dB, Rejection 68 dB @ 1570MHz, Return Loss 14 dB. Tags: Surface Mount, Ceramic, Ceramic Filter. More details for EDA4G1630P25K68 can be seen below.