?2 Years warranty?Package: 1*2 port KVM switcher, 2*5ft(1.5m)HDMI cable, 2*USB 2.0 cable, 1*USB C charging cable, 1*desptop controller, 1*user manual. Any problem, pls feel free to contact us. MT-VIKI provide lifetime technical support. just plug it in, no driver software is needed. When using this product, please connect all the cables. ?HDMI KVM Switch Support Adaptive EDID & Plug and Play?This HDMI KVM Switch can adaptive to EDID, which makes image transmission more stable and more smoothly. Support HDMI 2.0, HDCP2.2 standards. This KVM Switch 2 computers 1 monitor can be easily to install, just plug it in, no driver software is needed. When using this product, please connect all the cables. ?KVM Switch HDMI with 4 USB 2.0 Ports?This HDMI KVM Switch comes with 4 USB 2.0 ports for sharing USB devices, such as keybaord, mouse, scanners, printers, U disks and more other USB devices, automatically recognize and match various display devices. This KVM Switches also supports a variety of input devices, such as PC, Laptop, PS4, etc. Compatible with a variety of computer systems like Windows 7/8/10/Vista/xp, Linux, Mac, and so on. ?One-Key Switch & Desktop Controller?2 switching ways for this kvm switch 2 port: 1.Press the button on the top, LED indicator lights of different colors, blue when switching to PC1 and red when switching to PC2. 2. an extended desktop selector is included, easily switch between 2 inputs. ✓?UHD 4K@60Hz HDMI Signal Display?This HDMI USB KVM switch supports resolution 4096x2160@60Hz, 3840x2160@60Hz, backward compatible, YUV 4:4:4. Clear and smooth video graphics are good for your work and entertainment. ?KVM Switch 2 Port HDMI?This 2 Port KVM Switch can control 2 PCs to share 1 monitor with 1 set of keyboard and mouse. You can quickly switch between two computers by simply pressing the switch button or wire-desktop controller. It can be widely used in education, studio, office, and other fields. Please Note: This product does not support hotkey switching.