The BP0BA3280A7 from KYOCERA AVX is a Band Pass Filter with Frequency 3.150 to 3.412 GHz, Center Frequency 3.28 GHz, Insertion Loss 2.2 dB, Rejection 30 to 40 dB, Upper Rejection 30 to 40 dB. Tags: Surface Mount, Ceramic Filter. More details for BP0BA3280A7 can be seen below.