The ECA2140P60B45A from ECHO Microwave is a Band Pass Filter with Frequency 2.11 to 2.17 GHz, Insertion Loss 1 dB, Rejection 45 dB @ 1920 to 1980MHz, Ripple 0.6 dB, Return Loss 20 dB. Tags: Cavity Filter. More details for ECA2140P60B45A can be seen below.