Shoei SRL-EXT NXR2 Communication System Are you looking for a communication system for your Shoei NXR2 helmet℃ The SRL-EXT communication system is specifically designed for the Shoei NXR2, in collaboration with Sena for communication and sound by Harman Kardon. It offers both Mesh and BlueTooth intercom and you can connect the SRL-EXT with your smartphone for music, GPS, phone calls and more. Premium features: * Speakers and mic by Harman Kardon * Bluetooth 5 * Mesh and 4-way Bluetooth intercom * Voice command in multiple languages * Advanced Noise Control