Bluetooth Motorcycle Helmet, Integrated Full Face Motorcycle Helmet DOT Approved Dual Visor Street Bike Helmet for Adults Men and Women Built-in

We are committed to producing DOT certified motorcycle helmets that meet US safety standards, and the comfortable and breathable inner lining creates a better riding experience for your long-distance travel. Aerodynamic design, it has good ventilation, and can keep the head comfortable at all times. Energy shock resistant thermoplastic housing, anti-collision and impact resistance. High-density EPS buffer layer, impact resistance, anti-permeation, safe riding. Helmet meets DOT FMVSS-218 safety standards Name: Bluetooth Motorcycle Helmets Material: high-strength ABS shell Applicable season: Four seasons Buffer layer: High-quality EPS buffer layer Lining: Fully removable and washable lining M = 21.26 - 22.44 inches (54-57 cm) L = 22.83 - 23.23 inches (58-59cm) XL = 23.62 - 24 inches (60-61 cm) XXL = 24.4 - 24.8 inches (62-63 cm) XXXL = 25.2 - 25.59 inches (64-65 cm) Bluetooth parameters: 1. Bluetooth version: V5.0+EDR 2. Frequency range: 2.4026GHz-2.480GHz 3. Transmission distance: 10M 4. MIC distance: ≤1m 5. Lithium battery: 3.7V/500mA 6. Charging time: 4-5 hours 7. Standby time: about 180 hours 8. Continuous working time: about 32 hours Package contains: 1 * Bluetooth full face helmet 1 * Sweat-absorbent headgear Our professional team to provide you with complete after-sales service, if you encounter any problems in the receipt and use process, you can contact us through Tienda email, we will reply within 24 hours.

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