Features: The RMAAU189 remotes control is a perfect replacement for original remotes, ensuring identical functionality and performances for STRDH830 STRDH750 HTDDW3500 STRKS380 HTSS380 STRKS470 STRDH520 STRDH710. Featuring all the functions of original remote, this device offers easy operation with responsive button and requires no complex setups,simply point and use. Suitable for home users, music enthusiasts, and professional engineers seeking reliable control over their systems. Perfect for various environment such as home theater systems, music equipment setups, conference room, and studios where precise control of amplifiers is needed. Crafted from durability ABS material, this remote ensures longevity and resiliences, making it essential accessory for maintaining seamlessly entertainment experiences. Specifications: Component: ABS Size:Approx.20x5cm/7.87x1.97inch for STRDH830 STRDH750 HTDDW3500 STRKS380 HTSS380 STRKS470 STRDH520 STRDH710 model; Package Includes: 1pc Remote note: Please allow 1mm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual item color.