These devices combine the aromatic benefits of essential oil diffusion with ambient sound generation. Typically, a reservoir holds water and essential oils, which are then dispersed into the air as a fine mist. Simultaneously, the device plays a variety of sounds, from white noise and nature sounds to calming melodies. An example would be a device that disperses lavender oil while playing the sound of rain.
The combined effect of scent and sound can create a relaxing atmosphere conducive to sleep, meditation, or focused work. Historically, aromatherapy and sound therapy have been used independently for stress reduction and well-being. The integration of these two modalities into a single device offers a convenient and synergistic approach to enhancing mood and creating a more tranquil environment. This can be particularly helpful for individuals experiencing anxiety, sleep difficulties, or difficulty concentrating.