KVM switch with Automatic Switching: To enable the automatic switching feature of the KVM switch, press Right [CTRL] twice, then [S], and [Enter]. The default auto-switching time is 10 seconds. (To turn it off, simply press this shortcut combination again). You can adjust the auto-switching time by pressing Right [CTRL] twice, followed by [S], then [N], and [Enter], where 'N' represents the number of seconds for the switching time (ranging from 1 to 999 seconds). Attention: For this model, the keyboard hotkey software does not work with high speed keyboard or some gaming keyboard. If you experience this issue or feel like your mouse and keyboard are laggy sometimes, consider turning off the hotkey function by using the front hotkey on/off button and only use the wired remote control and manual button switching. HDMI Switch 4K - Supported resolutions: 480i, 480p, 720p, 1080i, 1080p, 2K@144Hz, 4K@60Hz RGB 4:4:4 HDR10, HDMI 2.0 compatible.Auto-Scan, auto-detection, auto EDID. Hot plug & play and HDCP. Multi-platform: support Windows 11/10/7/2000/XP/Vista, Linux, and Mac. Two computers two monitors - Controls 2 HDMI interfaced computers and other applicable devices using one keyboard, a mouse, two HDMI monitors with audio & microphone, Separate audio & microphone output, and an USB 2.0 HUBwitch 4K - Supported resolutions: 480i, 480p, 720p, 1080i, 1080p, 2K@144Hz, 4K@60Hz RGB 4:4:4 HDR10, HDMI 2.0 compatible.Auto-Scan, auto-detection, auto EDID. Hot plug & play and HDCP. Multi-platform: support Windows 10/7/2000/XP/Vista, Linux, and Mac. Hotkey - Tired of a manual button switch? This product gives you a convenient way to switch, including keyboard hotkeys switch, mouse wheel switch. Digital Display- KVM Switch 2 port dual monitors with a digital display which lets you easy to see the current channel even in the dark investment. Aluminum Alloy shell - We want to give customers the best quality; we use aluminum alloy for the body, which provides you with an excellent premium look, great drop resistance, light-weight, strong, and robust corrosion resistance. Attention: This KVM only compatible with desktop computers that have non-high speed keyboards and mice, and If you need more HDMI ports, we only suggest DP to HDMI or Type C to HDMI cables that supports 4k@60Hz. Avoid using a docking station because most are unstable and can cause many problems. Also,Please plug in all the cables included in the box; the two HDMI USB AUDIO cables are for the front KVM USB ports. If you don't plug into your computers, your keyboard, mouse and audio will not work.