A frame that stands up to considerable force. Headphones that have been designed with a frame that stands up to the structure of the newly developed planar magnetic driver unit that is also capable of producing bass tones. The structure of the strong aluminum magnesium alloy frame is not decorative, but is utilized to effect as an exterior for the product while maintaining its precision.

2019

https://www.kazushigemiyake.com/design/2019/03/headphones-2.html