Precise operation: With voice prompt function, it helps you achieve more precise operations, reduce errors, and communicate more quickly. Clear voice: The U-band propagation is relatively stable and the frequency band is wider, with strong anti-interference ability, providing a clear conversation experience. Easy to use: This product features a physical pressure button design, ensuring clear tactile feedback during button operation even when wearing gloves, helping prevent accidental presses. Waterproof: Equipped with effective waterproof technology, this headset reaches an IPX6 waterproof rating, making it resistant to rain and wind. Wide applicability: This helmet headset is compatible with various helmet types available on the market, including full-face helmets, off-road helmets, half helmets, flip-up helmets, and retro-style helmets. Type: Motorcycle Bluetooth earphone Battery: Built-in 3.7V 800mAh battery Charging time: ≤2 hours Call time: Up to 12 hours Standby time: ≥240 hours Bluetooth version: Bluetooth 5.0 Waterproof rating: IPX6 Material: ABS + metal Color: Black Package contents: 2 x Earphones 2 x Bases 2 x Half helmet microphones 2 x Charging cables OR 2 x Earphones 2 x Bases 2 x Full helmet microphones 2 x Charging cables