The EWA4E9375P120F40B from ECHO Microwave is a Band Pass Filter with Frequency 9.32 to 9.44 GHz, Insertion Loss 3 dB, Rejection 35 dB @ 6000 to 9175MHz, Return Loss 12 dB. Tags: Surface Mount, Ceramic, Ceramic Filter. More details for EWA4E9375P120F40B can be seen below.