Masimo Technology

A Leader in Innovation

Masimo's commitment to innovation and passion for enhancing lives has propelled its groundbreaking solutions in medical technology and in the audio domain, where the Masimo Consumer audio brands are crafting immersive experiences that redefine sound. Masimo's role as a trailblazer in advancing both medical and audio technologies further cements its mission—dedicated to improving lives.

Masimo SET

Masimo Signal Extraction Technology® (SET®)

Masimo revolutionised the industry with the development of Signal Extraction Technology® (SET®). SET® differentiates Masimo from other pulse oximetry technology by using advanced signal processing techniques to separate the arterial signal from sources of noise. 

Masimo Adaptive Acoustic Technology

Masimo Adaptive Acoustic Technology (AAT)™

Introducing Masimo Adaptive Acoustic Technology (AAT): Masimo AAT is the culmination of a 30-year exploration in signal processing and centres around the measurement of Otoacoustic Emissions. By measuring OAEs, we can determine which frequencies your ears are more or less sensitive to. Once the hearing measurements are complete, they are processed to create your unique hearing profile.

Masimo Patents

Discover the breakthrough patents behind Masimo's innovative technology.


At Masimo, HEOS is the backbone of our audio products and will be even more so moving forward with its clear advantages in audio quality, file support, and more. Today it serves as our local and cloud computing technology that enables all integrations with music services, voice assistants, 3rd party automation companies, Masimo health hub connectivity, device analytics, and software updates. On top of this, HEOS drives every consumer facing user interface we have on our products: Mobile Apps, Front Panel displays, and Graphic/Onscreen user interfaces.