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. | 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 | 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 | Hotkey - Tired of a manual button switch? This product gives you a convenient way to switch, including keyboard hotkeys switch, mouse wheel switch | 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 | 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 | Attention: For this model, the keyboard hotkey software does not work with high speed keyboard that has a maximum transfer rate greater than 12Mbps, which comprises approximately 1% of the market. 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.