[10mm Dynamic Drivers for Rich, Balanced Audio] Engineered with OrigX acoustic technology, the 10mm drivers deliver punchy bass, natural mids, and crisp highs for a well-balanced sound profile. [Dual-Mic ENC Noise Reduction for Clear Calls] Built-in dual microphones with Environmental Noise Cancellation help reduce background noise so your voice stays clearer during calls, meetings, and daily commutes. [97 Hours Total Playtime] Each earbud delivers up to 13 hours on a single charge. The charging case provides approximately 2.6 additional full charges per earbud. By alternating left and right earbuds, you can enjoy up to 97 hours of total listening time. [IPX8 Waterproof Protection] Engineered with TOZO HydroGuard internal nano-coating design to resist sweat and rain, making these wireless earbuds ideal for workouts, running, and outdoor activities. [Bluetooth 5.3 Fast & Stable Connection] Advanced Bluetooth 5.3 technology provides faster pairing, stable connectivity, and low-latency audio performance for smartphones, tablets, and laptops. [Real-Time LED Digital Battery Display] The built-in LED display shows the remaining battery level of both earbuds and charging case instantly when opened, so you always know your power status. [Wireless & USB-C Dual Charging] Supports wireless charging or USB-C cable charging for flexible power at home, office, or bedside. [Custom EQ via TOZO App] Use the TOZO app to access multiple EQ sound presets, adjust touch controls, and receive firmware updates for a more personalized listening experience. [Ergonomic Comfortable Fit] Lightweight, ergonomically designed earbuds with multiple ear tip sizes provide a secure and comfortable fit for long listening sessions. [Easy Touch Controls] Intuitive touch controls let you play or pause music, adjust volume, skip tracks, and answer calls without reaching for your device.