Bluarmor Additional Helmet Kit for the C50 helmet communication unit, letting riders with multiple helmets switch one C50 between them and skip reinstallation each time. Each extra helmet gets consistent performance, comfort and connectivity. The kit holds 1 x ClickDock Full Kit for secure, easy mounting on the additional helmet, 1 x Speaker Kit with Harness for clear sound, 1 x Boom Microphone for open-face or modular helmets, 1 x Button Microphone suited to full-face helmets, and 1 x 3-Button Module as the control interface. The black speakers are marked R and L, and the boom microphone has a foam cover on a flexible arm, with the wiring ending in a small plug connector.