Peace, mercy, and blessings of God be upon you, For sale: The advanced communication and connectivity system for motorcycle helmets (Sena 50X - Dual Pack). The box contains two complete units and their accessories for two riders, not a single unit. The device is in excellent, well-maintained condition and operates at high efficiency. Key Specifications and Features: Harman Kardon Audio System: Crystal-clear speakers and microphone, designed to isolate engine and wind noise, delivering the highest sound quality. Mesh Intercom Technology: For fast and stable communication with groups up to 2 kilometers. Bluetooth 5.0 Connectivity: Fast and seamless pairing with mobile devices. Audio Multitasking: Ability to listen to music or navigation instructions while talking with companions simultaneously. Advanced Noise Cancellation: Effectively reduces wind and engine noise while riding. Voice Command and Digital Assistant Control: Full support for voice commands and direct interaction with your phone's smart assistant. Smart WiFi Adapter Included: Automatically updates the device's system with the latest versions when connected to charging. Dedicated Mobile App: Full control and easy settings adjustment via the company's app on iPhone and Android devices. Complete Contents: (2) Main communication units. (2) Helmet mounting brackets with Harman Kardon speakers and microphones. (2) Chargers and smart WiFi adapters. All connection cables and complete accessories in excellent condition with the original box.