The Baseus UltraJoy 4-in-1 is a compact USB hub designed to expand a single USB-A port into four separate outputs, making it easier to connect multiple peripherals like keyboards, mice, external hard drives, and game controllers simultaneously. Each of the four USB-A 3.0 ports supports transfer speeds up to 5 Gbit/s, utilizing an independent chip per port to ensure that data flow remains stable and optimized across all connected devices. Constructed from space grey aluminum, the hub measures 102 x 30 x 10 mm and features a 15 cm integrated cable that has been tested to withstand up to 5,000 bends for long-term durability. To keep your hardware safe, it includes built-in protections against short circuits, overvoltage, and overcurrent, providing a reliable connection for users who need a sturdy and portable way to manage their desktop accessories.