UGREEN CM664 (15707) 2 In 1 Out 4K HDMI KVM Switch

The UGREEN CM664 (15707) 2 In 1 Out 4K HDMI KVM Switch is a compact but powerful solution for sharing a single HDMI monitor, keyboard, mouse, and USB peripherals between two computers or HDMI source devices without constantly swapping cables. It supports high‑quality video up to 4K @ 60 Hz and backward‑compatible resolutions like 4K @ 30 Hz, 1440p @ 120 Hz, and 1080p @ 240 Hz for smooth visuals, and also works with HDCP 2.2/1.4, HDR, 3D, and audio formats like Dolby and DTS for rich multimedia output. The switch includes two HDMI inputs and two USB‑B inputs for the host machines, plus a single HDMI output to your display and a built‑in USB hub with 3× USB‑A and 1× USB‑C ports for sharing keyboards, mice, flash drives, printers, and more between both computers at speeds up to 5 Gbps. You can switch between systems using the physical button or the included desktop controller, and the device is driver‑free and plug‑and‑play with Windows, macOS, and Linux. With support for multiple video formats and broad OS compatibility, the CM664 simplifies multi‑computer workflows for home offices, gaming setups, or productivity stations.