The EDA4F5650P500F45 from ECHO Microwave is a Band Pass Filter with Frequency 5.4 to 5.9 GHz, Insertion Loss 3 dB, Rejection 45 dB @ 4860MHz, Return Loss 12 dB. Tags: Surface Mount, Ceramic, Ceramic Filter. More details for EDA4F5650P500F45 can be seen below.