There’s no companion app to change how the buttons work or to change the EQ, and no Bluetooth Multipoint, However they have good security from h2o, excellent battery life (nine hrs/forty six several hours whole), and their case supports wireless charging — a rare attribute even to the priciest models. https://allhealthmarket.com/product/smart-wearables/smart-electronics-smart-wearables/headphones/lenovo-xt80-bluetooth-5-3-earphones-wireless-headphones-with-mic-button-control-noise-reduction-earhooks-waterproof-headset/