The ECA1925P10F20A from ECHO Microwave is a Band Pass Filter with Frequency 1.92 to 1.93 GHz, Insertion Loss 3 dB, Rejection 20 dB @ 1915&1935MHz, Ripple 2 dB, Return Loss 18 dB. Tags: Cavity Filter. More details for ECA1925P10F20A can be seen below.