Dual Monitor KVM Switch 4PC 8K@60Hz 4K@144Hz - 4 in 2 out KVM

In this review of the Dual Monitor KVM Switch 4PC the reviewer found a practical solution for users who need to control multiple computers with a single keyboard, mouse and two monitors. It is aimed at small offices, creative professionals and power users who want to share two displays across four machines without buying extra peripherals. The single biggest reason to buy is the combination of dual-monitor support and high resolution compatibility, which keeps workflows seamless when switching between systems.

Key Features

• 4-Port Dual Monitor Switching: Allows one set of keyboard and mouse to control up to four computers while sharing two monitors, saving desk space and extra peripherals.
• High Resolution Support: Supports up to 8K@60Hz and 4K@144Hz for sharper images and smoother motion on compatible monitors.
• EDID Emulation: Preserves display settings when switching so windows and resolutions remain stable without needing to reconfigure each time.
• USB 3.0 Connectivity: Four USB 3.0 ports at up to 5 Gbps let you share keyboards, mice, storage and other peripherals with faster transfer speeds than USB 2.0.
• Wired Remote Control: A 1.5 m wired controller with four buttons and indicator lights makes switching quick and clear while the included DC12V adapter supplies reliable power.
• HDMI 2.1 Compatibility: Works with ultra wide monitors and modern HDMI standards when paired with high quality short HDMI2.1 cables to reduce flicker or blank screens.

Who It's For

The KVM is ideal for professionals who run more than one workstation and need two displays for multitasking, including video editors, developers and system administrators who require consistent resolutions across systems. Small offices or labs that want to centralize input devices and monitors for multiple computers will also benefit from the dual-monitor, four-computer setup.

It is less suitable for users who rely on long HDMI runs or low-quality cables, since the unit performs best with high quality HDMI2.1 cables under 1 m to avoid flicker or black screens. Casual single-PC users or those who do not need dual monitor switching should look at simpler single-computer KVM solutions.

Pros & Cons

Pros

• Supports high resolutions up to 8K@60Hz and 4K@144Hz for detailed, smooth displays.
• EDID emulation maintains resolution and layout when switching, avoiding frequent reconfiguration.
• USB 3.0 sharing at up to 5 Gbps handles external drives and modern peripherals without bottlenecks.
• Wired remote with clear indicator lights simplifies selecting which computer is active.

Cons

• Requires high quality HDMI2.1 cables under 1 m to avoid occasional flicker or blank screens, adding to setup cost.
• Some users report that switching can take several seconds for all devices and displays to fully sync.

Specifications

Our Verdict

The Dual Monitor KVM Switch 4PC is a strong choice for users who need to manage four computers with two monitors while keeping display fidelity and fast peripheral sharing. Its support for high resolutions and EDID stability make it a worthwhile investment for creative and technical workflows, provided you use recommended HDMI2.1 cables under 1 m to avoid signal issues.

Frequently Asked Questions

Can it handle ultrawide monitors?
Yes, the 4 in 2 out HDMI configuration and HDMI2.1 compatibility mean it can work with ultrawide displays when proper cables are used.

Do I need extra cables or adapters?
You should use high quality HDMI2.1 cables under 1 m to reduce flicker; USB 3.0 cables and the DC12V adapter are included.

Will resolutions change when switching computers?
The built-in EDID emulation helps preserve resolution and layout so windows and settings remain consistent when switching.