Brand Suckoo DVI Switcher 2 in 1 out 1 in 2 out bidirectional mutual transfer manual button + line control switching 4K60HZ is a powerful video signal switching device. It provides two input ports and one output port, you can switch the input source and output source by manual button or in-line control. The switcher fully supports 4K resolution and has a refresh rate of up to 60Hz, ensuring that you can enjoy a clear, smooth image display. Whether watching movies, playing games or other multimedia applications, you can get a high-quality audio-visual experience. Using the switcher is easy. You can quickly switch between different input and output sources by simply using the manual buttons or the buttons on the line controller. This flexible switching allows you to meet your needs for switching between different devices, allowing you to operate them with ease. Accessories: 1 of this product + 1 desktop line control + 1 USB power supply cable The switcher is made of high-quality materials and advanced circuit design to ensure the stability and reliability of signal transmission. It also supports hot-swappable function, which enables you to change the connected devices without turning them off, providing a convenient switching experience. Overall, DVI Switcher 2 in 1 out 1 in 2 out bi-directional interchangeable manual button + line control switching 4K60HZ is a video switching device with excellent performance and easy operation. Whether for home entertainment or commercial applications, it can meet your needs for high quality images and convenient switching features.