DALI IO-4 / IO-6 wireless headphones

DALI, which stands for Danish Audiophile Loudspeaker Industries, is a high-end audio manufacturer that expanded its expertise from traditional speakers into the personal audio market with the introduction of its IO series headphones. While the engineering and acoustic design are rooted in Denmark, the physical production of their headphone line is carried out in China to scale high-precision manufacturing.

The brand is celebrated for maintaining a consistent 'Danish sound'—natural and balanced—across its product line. DALI operates as an independent company within the audio industry, maintaining control over its intellectual property and driver technology, which is often developed in-house at their headquarters in Nørager.