Adidas is currently developing a pair of solar-powered headphones in partnership with Exeger. Digital Trends interviewed Gustaf Rosell, chief product and innovation Officer at Zound Industries.
One of the key differences is they are powered by any light. Direct sunlight will be the strongest source, but even indoor lighting or, even better, having it close to windows will generate energy. The cells are flexible in their application and not sensitive to being shadowed in the same way as traditional solar cells.
Check It Out: Adidas is Developing Solar-Powered Headphones