This controller functions with various models including the 1SR, 10, 15, 5, enabling smooth switching between devices. Perfect for home or , it simplifies multiple device handling effortlessly. Developed for fast battery changes without requiring tools. Even novices can complete arrange in ticks, fitting busy lifestyles seamlessly. Produced from resilient for a strong yet lightweight feel. Withstands regular use, delivering long lasting functionality. Features a improved transmission module for stable responsiveness over distance. Operate your sound systems from large lodgings or conference spaces. Package includes: 1x Replacement Controller