Features HD speakers Bluetooth 5.0 connection with up to four-way intercom and up to 12 hours of talk time; fast charging via USB-C Intercom working distance of up to 900 m (0.6 mi) Supports Sena Utility App and Smart Intercom Pairing 3-button design Multi-language voice prompts with 11 languages (using the app) Multi-density EPS liner Lightweight shell. HELMET OUTRUSH R BLK XL