The HF0BA1440A7 from KYOCERA AVX is a RF High Pass Filter with Frequency 1.44 to 2.70 GHz, Bandwidth 1260 MHz, Insertion Loss 0.63 to 1.20 dB, Power 2 W, Rejection 30 to 40 dB. Tags: Surface Mount, PCB Mount, Ceramic Filter. More details for HF0BA1440A7 can be seen below.