Key benefits Seamlessly share one monitor, keyboard, mouse and USB devices between two PCs without unplugging cables. Ideal for dual‑PC workstations, content review, or IT support. Preserves display quality up to 4K at 30 Hz and adapts to the connected screen's resolution so you get clear, usable video for presentations, editing review, and general multitasking. Simple operation and fast setup: plugandplay operation with an integrated digital chipset and a single key switch to toggle between PC1 and PC2. What it does (functions and ports) Interfaces: 2 x PC input USB ports; 2 x PC input compatible ports; 1 x output compatible port; 2 x HUB ports; 1 x keyboard port; 1 x mouse port. Onekey switch: support key switch PC1/PC2 for instant switching of control and video source. Digital integration: integrated digital chip combination for reliable signal handling and plugandplay use. Video performance: supports 4K 30 Hz HD picture quality with adaptive screen resolution. Compatibility and performance Designed to work with two PCs and a single output display, along with standard USB peripherals (keyboard, mouse, and USB devices connected via the HUB ports). The integrated chipset manages signal routing and device sharing without drivers in most setups; performance supports smooth desktop use, streaming, and resolution previews up to 4K30Hz. Practical applications (specific scenarios) Remote work / home office: Use one monitor, one keyboard and one mouse to switch instantly between a work desktop and a laptop without reconnecting peripherals. Content review and presentations: Send 4K30Hz output to a shared display for client reviews or meeting rooms while controlling sources from the same workstation setup. IT and maintenance: Quickly switch control between two machines during troubleshooting, software installation, or copying files without changing cables. What makes it stand out Allinone connectivity for video plus dedicated keyboard and mouse ports, plus two HUB ports for extra USB devices. Hardware key switching for immediate, reliable source selection. Plugandplay setup using a integrated digital chip solution to minimize configuration and driver requirements. Notes on use Verify that connected display and source devices support the required resolutions and connector types for results. Use the keyboard and mouse ports to maintain lowlatency control when switching between machines; use the HUB ports for external storage, printers, or other USB peripherals. Technical highlights (from original specifications) Support key switch PC1/PC2 integrated digital chip combination, plug and play Support 4K 30 Hz HD picture quality, adaptive screen resolution Interfaces: 2 x PC input USB port, 2 x PC input compatible port, 1 x output compatible port, 2 x HUB port, 1 x keyboard port, 1 x mouse port