We launch with 2 famous DJ KOLS who love the power and sound of Yamaha Blue Core engines, so they find the way to incorporate Blue Core powerful sound into their music to create Blue Sound that brings about powerful energy. Energy comes from the Heart which is the Blue Core engine Yamaha provides DJ's powerful sound with Blue Core, measured by HP, from low to high level of engine output. 2 DJs compete against each other on stage, but It is not about who makes the louder music but which music brings the strongest response (big energy) from the crowd. That reactive energy scale is measure by Blue Core Powermeter'