C5 IPX7 Waterproof Outdoor Cycling Noise Reduction Helmet Bluetooth Headset, Soft Mic, Hard Mic, Soft and Hard Mics

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