1. Open Ear Comfort - True open-ear bone conduction design prevents ear blockage from sweat and offers a comfortable fit. - Lightweight at 0.99 oz with a 0.7 mm flexible memory Ti-alloy frame and skin-friendly silicone rear bridge to maintain shape. - Balanced weight distribution that remains comfortable all day and does not interfere with wearing sunglasses. - Soft, skin-friendly silicone cushions on the front of the ears provide a gentle touch and a secure fit with minimal irritation. 2. Sound for Sport - True bone conduction sport headphones built around a 16 mm BC acoustic driver for strong, authentic sound. - SoundBeam directional sound field technology delivers clear audio with no leakage, protecting your privacy. - Integrated audio power amplifier with EEE Tech and exclusive ResoRich Tech to reduce EMI and enhance overall sound quality. 3. Over 4,000 Songs Storage - 32 GB of built-in storage to hold a large music library. - Use the magnetic data and charging cable to connect with a computer and store more than 4000 high-quality songs. - Enjoy music during workouts without needing to carry a phone. 4. Prolonged Power for Workouts - Two hours of charging provides up to 8 hours of playback. - Quick 5-minute charge delivers about 30 minutes of listening time for rapid return to workouts. 5. IP68 For Every Weather - IP68 waterproof rating supports outdoor runs, intense workouts, and varied weather conditions. - Sealed design and nano-hydrophobic coating prevent sweat and rain from penetrating, protecting internal components. Use scenarios - Outdoor running or cycling in rain or sweat-prone environments while staying aware of surroundings. - Intensive gym sessions where you want secure, open-ear listening without ear fatigue or blocking ambient sounds. - Commutes or workouts when you prefer to store music on the device and reduce reliance on a phone.