Bluetooth 5.3 Motorcycle Helmet Headset Stereo Intelligent Noise Reduction Riding Headphone

1. Universal Bluetooth headset for helmets, automatic answering, hands-free, waterproof body 2. 30mm customized large sound unit, clear sound quality, no fear of wind noise 3. Built-in large-capacity lithium battery, 20 hours of long-lasting battery life, let you ride for a long time 4. Not worn in the ears, clearly hear the outside sound, safe riding 5. Chip: Zhongke Bluexun 6. Bluetooth version: 5.3 7. Bluetooth transmission distance: 10 meters 8. Bluetooth music time: 20 hours 9. Headphone channel: Stereo 2.0 10. Microphone distance: 1 meter 11. Bluetooth standby time: 90 hours 12. Battery capacity: 200 mAh 13. Charging voltage: 5V 14. Charging time: 2 hours 15. Weight: about 68g