Astell&Kern and 64 Audio Unveil Premium IEM "XIO" with Advanced Engineering
By HiFi Editorial2 February 2026
Key Highlights
The Astell&Kern XIO is a premium wired IEM with 10 drivers, released in collaboration with 64 Audio.
The housing is crafted from durable Stainless Steel 904L with a DLC coating, ensuring a premium finish.
It features a four-way crossover and proprietary technologies like LID and tia for precise sound reproduction.
