I'm selling these because the shape and fit didn't quite match my ears, so I hardly used them. NUARL NEXT1 Review | This is it! NUARL's flagship wireless earphones are now complete. https://kajetblog.com/nuarl-next1/ I bought these after reading the review above. The sound quality is truly amazing, with clear vocals and the ability to infinitely adjust the equalizer being key features. Official website https://nuarl.com/next1/