The ECA10000P200E42AFM from ECHO Microwave is a Band Pass Filter with Frequency 9.9 to 10.1 GHz, Insertion Loss 2.5 dB, Rejection 42 to 62 dB, Ripple 1 dB, Return Loss 15 dB. Tags: Cavity Filter. More details for ECA10000P200E42AFM can be seen below.