Description of Giro Audioseries G10 MX Ski Helmet The Giro G10 MX is rooted in freestyle but it's equipped with a visor option for ripping backcountry and tree-lined runs. Because it's all about freedom of choice. The G10 MX is a wireless kit that features Bluetooth technology, complete control is at your fingertips. Modular speaker pods keep the music flowing either in your helmet or the included DJ headset. The EPS liner has superior impact absorption properties and the helmet includes a Goggle Notch that works in tandem with a security loop to keep goggles locked-in all day long. No other system is faster or easier to adjust than the Thermostat control system, and nothing is more effective at keeping you fresh. Features: Audio Tuneups II 14 Super cool vents Adjustable Thermostat control Removable earpads Removable visor 15.5 oz.