PCI Race Radios Trax Wired HJC i10 Helmet The esteemed HJC i10 Helmet has now undergone a refinement process by PCI Race Radios, resulting in factory-installed wiring for Trax comm systems. Specifically, it is equipped with a gray 5-pin connector, designed to seamlessly integrate with Trax stereo intercom systems. This helmet is delivered in a plug-and-play configuration, ensuring hassle-free connectivity and optimal performance. Available in sizes 3XL to 5Xl, this SxS version of the HJC i10 maintains its reduced overall mass, supreme comfort and easy to clean removable liner. An excellent choice for recreation (not approved for racing), the helmet comes complete with microphone, high wattage speakers and H2No water resistant pigtail connector already built into the polycarbonate shell. Velcro brand hook-and-loop fasteners allow the helmet to easily accept PCI dust skirt (sold separately).The utilization of front to back vent channels, which are an integral component of HJC's Advanced Channeling Ventilation System (Acs), facilitates optimal air circulation and passive regulation of humidity. Features: PCI RaceAir design with channeled air vents for superior ventilation Accepts gray 5 pin connector for Trax stereo intercom systems Pre-wired with microphone, high wattage speakers and H2No water resistant pigtail connector Full front-to-back air channels to evacuate heat and humidity Chin bar intake and side venturi exhaust vents flow air along face shield to mitigate fogging Velcro brand hook-and-loop fasteners for easy dust skirt installation (available separately) Aerodynamic shell shape using advanced CAD technology reduces turbulence Impact-absorbing, multi-density EPS liner Hj-31 Pinlock-prepared face shield (insert lens sold separately) Optically correct, three dimensional face shield offers 95 UV protection RapidFire shield replacement system allows for quick, secure, and tool-less shield removal and installation Advanced Channeling Ventilation System (Acs) SuperCool moisture-wicking interior materials Glasses grooves to accommodate most styles of eyeglasses frames Crown and cheek pads are removable and washable Accepts all i10 cheek pads , which are interchangeable throughout shell sizes DOT approved