Thunderbolt 4 Dual Monitor KVM Switch - Dual 4K@60Hz for Laptop

In this review the TESmart Thunderbolt 4 KVM Switch earns attention for hybrid work and dual-monitor gaming rigs where a laptop and desktop must share the same high-performance displays and peripherals. The bottom line: it is primarily for someone who needs true dual 4K@60Hz output and Thunderbolt 4 bandwidth for a laptop while keeping a desktop on HDMI/DisplayPort, with convenient KVM switching and a 60W laptop charge to avoid juggling chargers.

Key Features

• Dual 4K@60Hz support: Drives two displays at up to 4K@60Hz 4:4:4 so designers and content creators see accurate color and sharp detail across both screens.
• Thunderbolt 4 DFP pass-through: Includes an extra DFP port to ensure laptops deliver full Thunderbolt 4 performance without bandwidth compromises when docked.
• All-in-one docking I/O: Built-in USB ports, Gigabit LAN and a 3.5mm audio jack let both computers share peripherals and a single network connection for cleaner desks and faster switching.
• 60W laptop charging: The internal power module charges a connected laptop while it is used, reducing the need for a separate power adapter.
• EDID emulators: Each input has an EDID emulator so connected systems retain correct display information and avoid frequent reconfiguration after switching.
• Multiple switch methods: Switch with keyboard hotkeys, the front panel button, the mouse wheel or the included IR remote for flexible, instant control.

Who It's For

The KVM is aimed at professionals and enthusiasts who run a laptop and a desktop side by side and need both machines to drive dual high-resolution monitors without losing Thunderbolt 4 capabilities on the laptop. It is a good fit for hybrid WFH users, video editors, designers and gamers who require fast refresh rates or precise color fidelity.

Those who only need single-monitor switching, lighter USB hubs without network sharing, or passive KVMs for basic office tasks should look elsewhere - this unit is best when you need advanced display handling, EDID stability and the convenience of docking-style ports built into the KVM.

Pros & Cons

Pros

• Reliable dual 4K@60Hz 4:4:4 output allows high-fidelity multi-monitor setups.
• Comprehensive I/O including USB 3.2 Gen 2 ports, Gigabit Ethernet and audio consolidates peripherals into one device.
• EDID emulators prevent display detection issues when switching between systems.
• 60W power delivery keeps a connected laptop charged during heavy use.

Cons

• The unit targets high-end setups, so its feature set and price may be overkill for users who only need a simple single-monitor KVM.

Specifications

Display outputs	2 x HDMI 2.0 (up to 4K@60Hz 4:4:4)
Thunderbolt support	Thunderbolt 4 with DFP pass-through for laptop full performance
USB ports	2 x USB 3.2 Gen 2 (10Gbps), 2 x USB 3.2 Gen 1, 2 x USB 1.1
Power delivery	Built-in 60W power module for laptop charging
Network	Gigabit LAN (1000 Mbps) shared between both PCs
Audio	1 x 3.5mm headphone/microphone jack
EDID	EDID emulators on each input port

Our Verdict

The TESmart Thunderbolt 4 dual-monitor KVM is a practical, feature-rich choice for professionals who need dual 4K displays, Thunderbolt 4 laptop performance and integrated docking-style I/O. It consolidates peripherals, provides stable EDID handling and keeps a laptop charged, making it excellent value for hybrid workstations and creative desks that would otherwise require separate docks and switchers.

Frequently Asked Questions

Can this run two 4K monitors at 60Hz?
Yes, the switch supports two displays via HDMI 2.0 at up to 4K@60Hz 4:4:4 when connected to compatible sources and displays.

Will my laptop still get full Thunderbolt 4 speed?
Yes, the unit includes a DFP pass-through port designed to preserve full Thunderbolt 4 performance for the laptop.

How do I switch between computers?
You can switch using keyboard hotkeys, the front panel button, the mouse wheel or the included IR remote for instant, lag-free control.