These new wireless earbuds use hearing aid technology to ditch that dorky connecting wire that plagues other 'wireless' earbuds
/... circumstances, one of which is wireless headphones, so it hasn’t been developed to the same extent. The exact form of the Skybuds is largely the brainchild of Gregor Berkowitz ...
https://www.businessinsider.com/skybuds-are-truly-wireless-earbuds-2015-10