Lenovo has presented new, fully wireless headphones. These do not conform to typical design convention and are intended to be particularly comfortable to wear during sport, for example. High audio quality is promised.https://www.notebookcheck.net/Lenovo-TC3401-New-open-headphones-with-long-battery-life-and-IPX5.782969.0.html
open headphones???? What's that?
Either way I would not buy a Lenovo product if I were you.