Regrettably, 19 hrs is all you get: The charging case for that OWS is just that — it will charge the earbuds when connected to power (by using USB-C) but it surely has no battery of its possess. For Android consumers, nonetheless, the AirPods Max do not have a similar 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/