Smooth setup Quick 4.0 connection for stable use, providing reliable performance during extended use. Diverse app compatibility Compatible with a wide range of beauty and short video apps, enabling seamless control across platforms. Userfriendly interface Intuitive controls for volume, brightness, playback, and other essential functions, making everyday operation straightforward. Efficient page navigation One key press to swiftly flip through pages and videos, reducing interruptions and improving flow. Use scenarios Beauty tutorials: While recording or live streaming, easily adjust volume and brightness without leaving the app, helping you maintain a clear, consistent look. Social video browsing: Quickly move between clips or pages in beauty and short video apps, saving time during scrolling or comparing content. Onthego playback control: During casual viewing or quick edits, manage playback settings with a single press to enhance the viewing experience. Key benefits and why customers need it Stability and speed: The 4.0 connection supports stable, responsive control without lag. Broad compatibility: Works with multiple apps, reducing the need for multiple devices or extra accessories. Simple operation: Clear, easytouse controls help users manage essential functions efficiently. Timesaving navigation: Onekey page and video navigation streamlines everyday tasks inside apps. Note: This description stays aligned with the original product's functions and specifications, focusing on practical benefits, compatibility, and usage without adding features.