1. No falling off for sports with earhook 2. Dynamic driver with coated bio-diaphragm for high-definition sound quality 3. Faster and more stable wireless connection 4. Clear communication with smart noise cancelling 5. Long battery life: continuous listening for over 8 hours. 6. Support wireless charging for convenience 7. No worry for sweat with IPX5 waterproof design 8. Touch button design makes operation more convenient