This a KVM dual monitor switch which can control up to 2 computers or laptops with 1 set of USB keyboard, mouse and monitor or 2 monitors extended or duplicated display with dual head input. The best KVM Switch to make your work space tidy and efficient, also choice for working from home.Dual monitors output support extended and mirrored display 2.0 Compatible input and output portsSupports video solution up to 4K@30HzSupport RGB 4:2:0/YCbCr 4:2:0Support ColorSupport input and backward compatibilityAllows inputsAdaptive EDID/HDCP decryptionSwitching modes: Physicel button and wired external buttonHDCP 2.0 standard - high-bandwidth digital content protection technologyHigh compatibility, can auto-match source and display device-in automatic adjustment system, make the smooth, clear and stable;-in ESD protection systemSimple to install, plug and playColour: blackMaterial: plastic+metalPackage Contents:1 * KVM Switcher2 * USB cable1 * External switch buttonOnly the above package content, other products are not included.Note: Light and different displays may the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.