The Nothing Ear (Open) earbuds use Open Sound Technology to deliver immersive audio while maintaining environmental awareness. A Sound Seal System and directional speakers minimize sound leakage, offering balanced sound. The slim, transparent design weighs 8.1 grams, with a 19 mm thin case. A secure fit is ensured by a three-point balance system and silicone ear hooks. Advanced audio features include a titanium-coated diaphragm and Bass Enhance algorithm for richer sound. The earbuds offer 8 hours of playback, Clear Voice Technology for calls, and AI-driven features like ChatGPT via the Nothing X app.