The EMA10L1750P22L65DL from ECHO Microwave is a Band Pass Filter with Frequency 1.74 to 1.76 GHz, Insertion Loss 6 dB, Rejection 65 dB @ DC to 1715 MHz, Return Loss 15 dB. Tags: Surface Mount, Ceramic, Ceramic Filter. More details for EMA10L1750P22L65DL can be seen below.