Features: This controller functions with various models including the 1SR, 10, 15, 5, enabling smooth switching between devices. Perfect for home or office, 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 plastic 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. Contoured for reduced hand fatigue during extended use. Ideal for music lovers or professional sound technicians. Specifications: Component: Plastic Applicable Model: For 1SR, 10, 15, 5 Size: Approx. 4.33x1.57inch(11x4cm) Package Includes: 1x Replacement Controller note: Please allow 1-2cm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual color from the item.