The HF0AA2290A7 from KYOCERA AVX is a RF High Pass Filter with Frequency 2.29 to 7 GHz, Bandwidth 4710 MHz, Insertion Loss 0.73 to 1.20 dB, Power 2 W, Rejection 30 to 40 dB. Tags: Surface Mount, PCB Mount, Ceramic Filter. More details for HF0AA2290A7 can be seen below.