Product Name: Remote Controller Applicable Models: STR-DA2400ES RM-AAP025 Power: 2 x AAA batteries (not included) - Enhanced Control: This remote controller provides seamless operation for your STR-DA2400ES audio system, allowing you to adjust volume, switch inputs, and navigate settings from the comfort of your couch. - Compatibility: Specifically designed for the STR-DA2400ES model, ensuring perfect synergy with your audio receiver for optimal performance. - Easy to Use: Intuitive layout with clearly labeled buttons makes it simple to access all features without confusion. - Compact Size: Lightweight and ergonomically designed for comfortable handling, making it easy to use over extended periods. - Reliable Performance: Engineered for durability and long-lasting use, this remote controller is built to withstand everyday handling. Use Scenarios: - Home Theater Setup: Effortlessly control your audio settings while watching movies or listening to music, enhancing your entertainment experience. - Multi-Room Audio Control: Manage sound levels seamlessly across different rooms, making it ideal for hosting gatherings or relaxing evenings at home. - Convenient Accessibility: Perfect for those who prefer not to get up frequently; control your audio system from any corner of the room.