Airoh AWC 4 Communication System The Airoh AWC 4 Communication System is designed for seamless, reliable communication on the road. Ride with confidence knowing your device is engineered to keep up with you. Experience clear audio, effortless control and long lasting performance. Features: Connect with up to 4 intercoms Communication range up to 500 meters Ip67 waterproof rating for all-weather use Bluetooth 5.1 for fast, stable connectivity Up to 15 hours of battery life Compact design with integrated battery for a sleek fit Compatible Helmets: Commander 2 Connor GP 800 GP 800 FIM J 110 Matryx Spark 2 Twist 3