Safety certification helmet : The Bluetooth modular front flip motorcycle helmet complies with the DOT FMVSS-218/ECE R2205 safety standard, and has obtained all road traffic safety certifications in Europe and the United States. High-strength ABS shell and EPS cushioning layer can effectively protect your safety, It is an essential piece of equipment for your outdoor rides. HD Double visor : motorcycle helmets adopts double visor, which is more convenient and practical. The built-in tea mirror can effectively protect the eyes and avoid the interference of the strong light on the line of sight and the damage to the eyesight during riding. The face of the helmet can be raised to provide a wider field of vision and to fully enjoy the warm air. Aerodynamic design : air circulation is more comfortable, three vents can easily solve the problem of stuffiness, and the light airflow helps the driver to keep cool and comfortable. Aerodynamic design reduces noise. The body of the helmet adopts a streamlined design, which reduces air resistance and makes riding more labor-saving. Multifunctional waterproof Bluetooth : Bluetooth motorcycle helmets Built-in Bluetooth 5.3 chip, intelligent noise reduction, super long battery life, 1000mAh large capacity, 20 minutes of charging, 3 h of battery life, 18 months of standby, and 32 h of continuous playback. Stereo bass surround sound quality, automatically answer calls, listen to songs, built-in FM radio, It can bring a lot of help and fun to your ride Professional service team ：We sell high-quality products. Your satisfaction is our top priority. If you have any questions before purchase or after use, please write us an email, we will solve the problem for you within 12 hours after receiving the email.