There’s no companion application to change how the buttons work or to change the EQ, and no Bluetooth Multipoint, but they have good protection from h2o, exceptional battery life (9 several hours/46 several hours full), and their case supports wireless charging — a scarce aspect even around 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/