TOZO enables you personalize audio preferences with 16 predefined sound options, ambient noise, and personalized adjustments. Instant guides and device FAQs via customizing movement controls and doing OTA upgrades. Dynamic Drivers & Dual Mic DNS provide a immersive effect in sound or gaming. Dual-mic Noise Cancelling removes ambient noise for clear conversations. IPX8 & Design earbuds protect from sweat and provide a comfortable wearing perfect for active lifestyle. Long Battery & Power Display provide up to 6 hours per charge, with additional 44 hours with convenient charging. Built-in LED display monitors battery life, stay prepared. Easy Seamless Connectivity compatible with iOS and Windows, connect when opens with Bluetooth 5.3 connection ideal for activities and use.