Video Resolution: Quad monitor KVM switch 4 port supports up to 8K@30Hz/4K@120Hz, (Warming: Please use HDMI2.1 and DP1.4 cables for a better experience, shoif the set distance allows,the length of cables more short more better.)This product requires a dedicated graphics card with 3 DP inputs and 1 HDMI output.
Video Resolution: This dual-monitor KVM switch supports resolutions up to 8K@60Hz and 4K@144Hz via its HDMI inputs, and is backward compatible with resolutions including 4K@60Hz, 1080P, and 720P. (Note: To achieve 8K@60Hz resolution, ensure that your computer’s graphics card, monitor, and cables all support 8K@60Hz. The USB-C port only supports up to 4K@60Hz.)