If you do not accept the payment of tariffs, please do not order! After the order, customer service will confirm with you whether to recognize the tariff, please reply in time!We took the world's best motorcycle intercom, and made it better. For up to 10 riders at a range of up to 1.8km/1.2mi.Effortlessly install your motorcycle bluetooth intercom with the magnetic base and enjoy the convenience of a 1250mAh battery with fast-charging support. MAX F1 helmet communication systems features audio multitasking that enables simultaneous enjoyment of music and group intercom and GPS navigation. Speed 160km/h, Communication Voice Remains Crystal Clear! Supports music streaming, intercom, connection to cell phone and GPS, and over-the-air software updates. Fine-tuned by an international audio team, deliver immersive music and communication while you ride. With waterproof design makes it always keep you connected in any weather (dust, mud, rain, or snow). Helmet intercom headsets with cool LED lights not only make the rider look super slick but also make sure they're seen when riding at night. 1.Enable Group Mesh Via Voice Commands；2.Double Tap To Instantly Form A Group Mesh；3.Instantly Group Mesh With The Button。 We highly recommend that you can update the firmware of F1/Z1 devices via ASMAXWORLD to get Better experiences. The new update will solve some issues. Our multifunction buttons make task handling a breeze. You can efficiently use our voice assistant, seamlessly switch functions, and adjust settings for added convenience. MAX voice commands let you motobike hands-free, boosting safety and enjoyment.Assaitant and Siri/Google Assaitant and more can be activated by shouting Hi, Max!