Designed specifically for use with the Stilo DG WL-10 wireless intercom amplifier this WL Key plugs into the comms port on Stilo Venti WRC or ST5 WL helmets and allows for wireless communication. The module is specifically shaped to follow the contours of the helmet shell for perfect integration without obstructing FHR posts or tethers.Works with Stilo DG WL-10 amplifier for wireless communicationSuitable for Stilo Venti WRC or ST5 WL helmetsLow profile design integrates with the helmet shape and does not obstruct FHR fitmentOn/Off and volume controls feature on the module and are easy to operate even while wearing gloves10 metre range from the amplifier, Ideal when driver or co-driver need to exit the car for repairs Stilo Rally Intercom WL Key Wireless Helmet Module is battery powered and features a rechargeable battery which can provide up to 5 hours of use from a full charge. A magnetic USB charging cable is supplied and spare cables are available separately to keep as spares or to