The BP0EA2423A7 from KYOCERA AVX is a Band Pass Filter with Frequency 2.138 to 2.746 GHz, Center Frequency 2.423 GHz, Insertion Loss 2.3 dB, Rejection 30 to 40 dB, Upper Rejection 30 to 40 dB. Tags: Surface Mount, Ceramic Filter. More details for BP0EA2423A7 can be seen below.