The USB Switch Push Button Manual ABCD 1A-4B is a versatile device that allows you to easily switch between multiple USB devices with a simple push of a button. This compact and sleek switch supports four USB Type-A ports, labeled ABCD, enabling you to connect and toggle between four different USB devices without the hassle of constantly unplugging and plugging cables. With a durable and user-friendly design, this switch is perfect for individuals seeking convenience and efficiency in managing their USB peripherals. Its patented push-button mechanism ensures smooth and reliable switching, making it an ideal solution for both personal and professional use.