- Comfortable fit and situational awareness: The O1 headphones provide a secure, comfortable fit with over-ear hooks, addressing small ear canals and long-wear discomfort. The open-ear design keeps you aware of your surroundings, helping you stay alert in busy streets or outdoor activities. - Immersive sound and powerful bass: The O1 headphones use 16.2 mm drivers for a spacious soundstage with detailed playback. An advanced bass enhancement algorithm adds deep, impactful bass while preserving clarity. - Four microphones and directional sound transmission: Four microphones with ENC noise cancellation minimize environmental noise for clear calls. Directional sound transmission reduces sound leakage, so you can enjoy music, podcasts, or calls without disturbing others. - Extended listening time and game mode: Up to 10 hours per charge, with the charging case delivering up to 45 hours total. Left earbud enables game mode, providing highly synchronized sound and images to optimize your gaming experience. - Advanced Bluetooth and broad compatibility: Bluetooth 5.3 offers stable, low-latency connections and supports single and twin modes. Compatible with most Bluetooth devices 4.0 and above for wireless audio without limitations.