Create a personalized sound profile with Masimo Adaptive Acoustic Technology (AAT) for audio that is perfectly tuned to you. Add in CD-quality sound from Qualcomm aptX lossless technology and spatial audio from Dirac Virtuo for an unrivaled listening experience.

Redefining Personalized Sound ; Katy Perry & Denon
For Katy Perry, music and individuality are everything. At Denon, we feel the same way. That’s why we partnered with Katy to spread the word about what makes Denon PerL’s personalized sound so special. Experience music as artists like Katy intended with sound perfectly tuned to you.

Personalized sound
Masimo Adaptive Acoustic Technology (AAT) creates a unique hearing profile tuned perfectly to your hearing.

Full, uncompressed audio
Discover uncompressed sound with both lossless and spatial audio technologies.

Tune out the world or let it in
Choose quiet with adaptive active noise cancelation or hear your surroundings in Social Mode.

Experience Denon signature sound quality, hand-tuned by the Denon Sound Master and described as vivid and spacious.

With up to eight hours of earbud battery life per charge,* 3 additional charges in the case, and wireless case charging, your earbuds are always ready to go.**

With Qualcomm aptX Voice for super-wideband (32kHz) voice calls and eight microphones for voice pickup, your voice calls will be clearer than ever.

With Multipoint, you can connect to two devices at the same time.

The Best in Sound ; Perfectly Tuned For You
Create your unique profile, customize touch controls, select noise canceling or Social Mode, and more.

Rated IPX4 to withstand your toughest workout or getting caught in the rain.

Four fully customizable touch inputs on each earbud let you control play/pause, skip track, change volume, and more.

Sonic Innovation ; For the Past 110 Years
For more than a century, we’ve crafted cutting-edge audio products that deliver the ultimate detail. Our Japanese heritage inspires us, and each product is hand-tuned by our sound master. Prepare to hear sound differently.
- Personalized sound via Masimo AAT
- Denon signature sound
- 8 hour battery*, 24 via case**
- Weather and sweat resistant
8 hrs*
* Testing performed by Denon in October 2023 using production PerL Pro and software paired with a smartphone. Music track is stereo AAC encoded music file. Actual battery life differs based on device settings, environment, usage, and additional factors.
24 hrs**
**Testing performed by Denon in October 2023 using production PerL Pro and software paired with a smartphone. Music track is stereo AAC encoded music file. Volume was set to 50% with active noise cancellation, spatial audio, and Bluetooth multipoint disabled. The profile was set to default mode. The immersion slider was set to middle and low power mode was selected. Actual battery life differs based on device settings, environment, usage, and additional factors.