【Very Super Range】Helmet Headset Wireless runs on 800mAh large rechargeable battery, supports TYPE-C fast charging, just charge for 2 hours, the working time can reach 20 hours and the standby time can reach 18 months, support to display battery on mobile phone. You don't have to worry about battery life. | 【2-Riders full duplex intercom at 800M】Experience seamless communication while riding your motorcycle with the EuroFone helmet intercom kit. Enjoy real-time conversations with your ride buddy up to 800 meters away,without the need for shouting. Share your passion for motorcycle travel, skiing, and other activities with ease. | 【IP67 Waterproof & Dustfree】 EuroFone intercom system is highly adaptable to various weather conditions, with IP67 waterproof and dustfree. Perfect for most open face, modular and full-face helmets, it is built to withstand tough conditions like dust,rain,storm,snow and low temperature.Ideal choice for motorcycle and snowmobile riders. | 【Auto Answer and Voice Control】The Motorcycle Helmet headset can 10 seconds Automatically answer for hands-free communication, with the automatic answering feature, you can answer calls without having to take your hands off the handlebars or fumble for your phone, making it safer and more convenient to take phone calls. By simply pressing helmet headset voice control button, you can easily summon your voice assistant or Siri to perform a variety of tasks without taking your focus off the road. | 【Noise Reduction & Hi-Fi Stereo Sound Quality】 With CVC advanced noise cancellation technology and Bluetooth, which provide powerful noise suppression and high-fidelity stereo sound quality for the output and input audio of S2 Bluetooth headset, allowing you to listen to clear music and communications at high speeds.