C5 IPX7 Waterproof Outdoor Cycling Noise Reduction Helmet Bluetooth Headset, Spec: Soft Mic

Features: 1. 40mm graphene diaphragm speaker, high-definition sound quality 2. Bluetooth 5.4 wireless connection, fast connection, no delay, strong signal, not easy to break 3. Cool RGB breathing light effect 4. Built-in large-capacity battery, long-lasting battery life 5. Supports simultaneous connection of two devices 6. CVC intelligent noise reduction, clearer calls 7. AI voice assistant, one-click easy wake-up Product parameters: 1. Bluetooth version: 5.4 2. Communication distance: greater than or equal to 15 meters 3. Noise reduction type: CVC 4. Speaker specifications: 40mm 5. Waterproof level: IPX7 6. Prompt voice: Chinese/English 7. Charging interface: Type-C/USB-C 8. Battery capacity: 1000mAh/3.7V 9. Charging time: about 1.5 hours 10. Playing time: about 40 hours (50% volume, lights off) 11. Talk time: about 38 hours (50% volume, lights off) 12. Product size: 96.7 x 43.2 x 34.8mm 13. Weight: about 54.5g