Sena Stryker Helmet - Matte Black - Medium Stryker-Mb00M1

• Shell - Composite fiberglass shell, quick release system, scratch resistant, UV resistant and fog resistant • Comfort - Removable and washable, breathable, quick dry liner, laser-cut foam, chin curtain and breath deflector • Security - Steel quick release buckle, reinforced chin strap, reflective safety patch, multi-density EPS and neck roll • Ventilation System - Top vent, chin vent and exhaust port • Intercom - Bluetooth intercom working distance up to 1.2 miles (2 km) in open terrain, mesh intercom working distance up to 1.2 miles (2 km) in open terrain with a potential to extend up to 5 miles (8 km) between a minimum of six riders • Bluetooth intercom supports up to 4 riders, open mesh supports a virtually limitless number of riders and group mesh intercom supports up to 24 riders while also supporting up to 9 channels • Audio - Advanced noise control™, built-in SBC codec with wide volume control and a sample rate:max. 48 kHz (DAC), and premium speakers and microphone • Supports FM radio • Battery talk time - Bluetooth up to 18 hours (varies based on LED usage) and Mesh up to 11 hours (also based on LED usage) • Lithium polymer battery with a 2.5 hour charge time • Supports IEE 802.11 b/g/n wifi with a working distance with a 10 meter working distance • LED taillight -