The EDA4F3000P260B45 from ECHO Microwave is a Band Pass Filter with Frequency 2.87 to 3.13 GHz, Insertion Loss 1 dB, Rejection 45 dB @ 4000 to 7800MHz, Return Loss 15 dB. Tags: Surface Mount, Ceramic, Ceramic Filter. More details for EDA4F3000P260B45 can be seen below.