Regrettably, 19 hrs is all you can get: The charging case for that OWS is just that — it will charge the earbuds when connected to ability (by using USB-C) but it surely has no battery of its individual. Executive Editor David Carnoy has been a leading member of CNET's https://allhealthmarket.com/product/smart-wearables/smart-electronics-smart-wearables/headsets/lenovo-lp40-pro-earphones-tws-bluetooth-5-1-wireless-sports-headphone-waterproof-sport-noise-reduction-headphones-touch-control-250mah-2/