For Katy Perry, music and individuality are everything. At Denon, we know just how she feels. That’s why we’ve partnered with Katy to spread the word about what makes Denon PerL Pro’s truly personalized sound so special. Learn more about Katy’s journey with Denon PerL Pro and find out how you can experience music exactly as artists like Katy intended with sound perfectly tuned to you, powered by Masimo Adaptive Acoustic Technology™.