[Digital Display Case] Features a clear display that shows the exact battery level of the charging case at a glance. Stay informed and avoid unexpected power loss. [AI-Powered Real-Time Translation] Supports 4 translation modes via the TOZO App: Simultaneous Translation, Face-to-Face Translation, Meeting Notes, and AI Chat, covering over 145 languages, including English, Spanish, French, and Chinese. Perfect for international travel, business meetings, or language learning. [High-Fidelity Sound & Stable Connection] Powered by TOZO OrigX 2.0 acoustic technology, these earbuds deliver rich lows and crisp highs. Bluetooth 5.3 ensures reliable, low-latency connection, keeping your music, videos, and calls smooth and uninterrupted. [IPX8 Waterproof Protection] Built with advanced HydroGuard Fully-Sealed Cavity Technology, these earphones provides complete protection against rain, sweat, and water exposure during workouts or outdoor use. [Extended 80-Hour Battery Life] Each earbud lasts up to 9 hours per charge (50% volume). The compact charging case offers an additional 40 hours and supports wireless charging or USB-C fast charging. Alternating single-ear use extends total playback up to 80 hours. [4-Mic Noise Cancellation for Clear Calls] Equipped with four microphones and AI noise reduction, delivering clear, natural calls or translation whether at home, in the office, or on the go. [Custom EQ & Shared Audio Profiles] Use the TOZO app to choose from 32 preset sound profiles or create your own. Share your custom EQs and discover settings from a global community of audio lovers.