1)To support dual display, your pc's video card must be capable of supporting 2 HDMI out simutaneously.

2X1

2X2

Dual Monitor Switch for 2 Computers:

Many of you may have 2 desktops or laptops for personal and work, this dual monitor KVM Switch is for you to control them using one set of keyboard, mouse and single or dual monitors to make your work space tidy and efficient, also a premium choice for working from home.

With 3 USB 2.0 Ports:

Plug and play with no driver needed, with extra USB 2.0 port for sharing USB printers, scanners and jump drives, wireless and gaming keyboard mouse. The upgraded design hides the messy cables at the back, leaving a USB 2.0 port on the front for inserting a USB flash drive.Unique design makes the desktop more tidy, Say goodbye to cluttered cables.

KVM Switch Dual Monitor 4k 60hz:

Our KVM supporting high resolution max up to 4K@60Hz, and also supports 3D and 1080P@60Hz or other lower resolution (Downward Compatible).supports separate audio and microphone output. Note: Only when both your computer Graphics card and monitor support 4K@60Hz then you can get 4K@60Hz effect, so if you want the max resolution you have to check your devices first.

Convenient Switching modes and Wide Compatibility:

1. Toggle selection on front panel;
2. Wired remote switch. Compatible with a variety of computer systems,such as Windows, Linux, Mac, Unix, Ubuntu, Raspberry and most other major OS; also supports HDMI devices without USB signal input like DVR, NVR etc.

6 months warranty: Only when your computer supports dual display or multi display, you can use this KVM to achieve two computers to share two monitors, extended mode or copy mode.

If your computer only supports single display, then this dual monitor kvm switch cannot help you get dual display function. Tips: If you have any questions about the product, please contact us.

Features:

Share one set of keyboard, mouse and dual monitors between 2 computers or laptops;
Dual monitors output support up to 4K@60Hz for extended,mirrored or spliced display;
No complicated installation is required, and non-professionals can easily operate it;
Cross support major operation systems including Windows, Linux, Mac and more;
Switching modes: Buttons on the front panel and wired remote;
The ports that need to plug in HDMI/USB cables are all hidden behind the KVM, so the desktop doesn't get cluttered;
With extra 3 USB 2.0 and Audio Microphone output.

installation steps:

1. Insert the adapter into the KVM ;

2. Plug the HDMI cable into the KVM and monitor;(Output)

3. Plug the HDMI cable and USB cable into the KVM and your computer/laptop (HDMI cables are not included)(Input)

HD IN1 A + HD IN1 B + USB IN1=PC1

HD IN2 A + HD IN2 B + USB IN2=PC2

4. Insert the mouse and keyboard into the KVM switch

5. If needed, you can connect a microphone and audio port