Sena 50S-10 Motorcycle Bluetooth Communication System\nPREMIUM COMMUNICATION MEETS WORLD-CLASS AUDIO The 50S offers an all-new experience of Riding Connected, now with SOUND BY Harman Kardon. The 50S features Sena\u2019s Mesh Intercom\u2122 which brings significant advancements to motorcycle communication. With an exceptional communication network and finely-tuned speakers and microphone, the 50S continues the goal of keeping riders connected on their journey. Key Features: Premium Speakers & Microphone with SOUND BY Harman Kardon One-Click-to-Connect Mesh Intercom\u2122, Robust Reliability Bluetooth\u00AE 5 enabled Voice-activated digital assistant access (\""Hey Google\""/\""Hey Siri\"") Multi-Language Voice Command Multi-Channel Communication Intercom Range 8KM 30% faster rapid charging Automatic firmware updates via the included WiFi Adapter A tried-and-true glove-friendly jog dial design Advanced Noise Control FM Radio 3-year Warranty Specification: GENERAL Dimensions: Main moduy