The ECA5582P225A30BP-BR from ECHO Microwave is a Band Pass Filter with Frequency 5.47 to 5.7 GHz, Insertion Loss 0.5 dB, Rejection 30 dB @ 5750 to 5875MHz, Ripple 0.3 dB, Return Loss 20 dB. Tags: Cavity Filter. More details for ECA5582P225A30BP-BR can be seen below.