K4 Intercom Modular Helmet with Bluetooth – 2-8 Riders Intercom

K4 Modular Motorcycle Helmet with Bluetooth Headset – 3-in-1 Flip-Up Design | 500m Intercom | Siri & Google Assistant | 30H Battery Life The K4 Modular Helmet is a smart, all-in-one solution built for riders who demand comfort, protection, and advanced connectivity. With its integrated Bluetooth headset and aerodynamic design, it offers the freedom to ride, communicate, and stay focused — no matter the distance. 🛡 Helmet Highlights: 3-in-1 Riding ModesSwitch between full-face, flip-up, or open-face configurations with ease. Impact-Resistant ConstructionDurable ABS shell + EPS foam liner + breathable, removable interior padding. Ultra-Wide 190° Field of ViewOptical-grade PC visor provides sharp, panoramic vision on every ride. Anti-Fog Compatible VisorSupports anti-fog inserts to maintain visibility in cold or humid weather. Built-In Sun VisorInternal tinted lens protects against glare without the need for sunglasses. Aerodynamic Shell DesignWind-tunnel tested to reduce lift, noise, and drag at high speeds. Multi-Channel VentilationChin, top, and rear vents ensure continuous airflow for all-day comfort. Bluetooth-Ready InteriorPre-installed speaker pockets for seamless headset integration. 🎧 Integrated Bluetooth Headset Features 500m Rider-to-Rider IntercomSupports real-time group chat for 2–8 riders within a 500-meter range. Bluetooth 5.4 ChipsetDelivers fast, stable connections with lower power consumption. 30H Battery Life | 1000H StandbyLong-lasting performance with 5–7 hour charging time. Advanced Noise CancellationReduces wind and engine noise for crystal-clear audio.→ Lowers the need for high volume, protecting your hearing long-term. Dual-Device PairingConnect two devices (e.g., phone + GPS) and switch between them automatically. Voice Assistant SupportCompatible with Siri and Google Assistant — play music, get directions, make calls hands-free. High-Fidelity Audio at High SpeedEngineered for rich sound quality that cuts through road noise. Smart Call ControlChoose automatic or manual call answering via one-touch controls. 📏 Easy Sizing Guide Size Head Circumference (inches) Head Circumference (cm) S 21.7 – 22.0 in 55 – 56 cm M 22.4 – 22.8 in 57 – 58 cm L 23.2 – 23.6 in 59 – 60 cm XL 24.0 – 24.4 in 61 – 62 cm XXL 24.8 – 25.2 in 63 – 64 cm 3XL 25.6 – 26.0 in 65 – 66 cm