The ECA8850P150C65A from ECHO Microwave is a Band Pass Filter with Frequency 8.78 to 8.93 GHz, Insertion Loss 1.5 dB, Rejection 65 dB @ 7500MHz, Ripple 0.8 dB, Return Loss 18 dB. Tags: Cavity Filter. More details for ECA8850P150C65A can be seen below.