KVM Switch HDMI 4 Port wit Audio and 4 kit Cables, 4 Port HDMI KVM Switch Support 4K@60Hz 4:4:4, EDID, Hotkey Switching

CKLau

CKLau KVM Switch HDMI 4 Port wit Audio and 4 kit Cables

Name: KVM Switch HDMI 4 Port wit Audio and 4 kit Cables, 4 Port HDMI KVM Switch Support 4K@60Hz 4:4:4, EDID, Hotkey Switching
Brand: CKLau
SKU: B07HRBBLWN

Bottom line: The CKLau KVM Switch HDMI 4 Port wit Audio and 4 kit Cables: True 4K 60Hz at 4:4:4 chroma, so small text stays legible; main trade-off: single-monitor only, so dual-display desks need a second switch.

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By Mike Perry, Founder & Editor-in-Chief · Listing data updated 2026-10-06

Mike Perry — Hardware researcher since 2014. For retro PC hardware and period-correct parts, synthesises manufacturer documentation, community compatibility lists and marketplace listings rather than first-hand lab testing. Core beat: GPU performance across gaming, rendering, and local-LLM inference. About the author →

Pros & Cons

Pros

✓ True 4K 60Hz at 4:4:4 chroma, so small text stays legible
✓ Four switching methods: hotkey, mouse wheel, panel button, wired remote
✓ Hotkey trigger is changeable: NumLock, Ctrl, or ScrollLock
✓ EDID emulation stops window and icon rearranging between switches
✓ Ships with all four HDMI/USB cable kits and a DC5V 2A adapter

Cons

✗ Single-monitor only, so dual-display desks need a second switch
✗ External power brick required, adding another outlet to the desk
✗ No DisplayPort or DVI inputs for older or pro-grade workstations

Manufacturer description

The CKLau 4-Port HDMI KVM Switch lets four computers share one monitor, keyboard, and mouse without cable swapping. It handles 4K at 60Hz with 4:4:4 chroma, so text stays sharp rather than smeared the way it does on 4:2:0 switches, and its resolution list runs from 1920x1080 all the way up to 4096x2160@60Hz, plus ultrawide modes like 3440x1440@60Hz and high-refresh 2560x1440 at 60, 144, or 165Hz. You get four ways to switch inputs: keyboard hotkeys (NumLock, Ctrl, or ScrollLock doubled, then 1-4 and Enter), a double mouse-wheel click plus a button press, the front panel button, or the…

SpecPicks Verdict

SpecPicks scored CKLau KVM Switch HDMI 4 Port wit Audio and 4 kit Cables using a rating × review-volume × price-fit model applied to published specs and reviews across the kvm switches category. CKLau's kvm switches lineup sits within the broader category mid-tier; price and specs are the deciding factors over brand loyalty here. Judge it on the specification table and the price rather than on sentiment: check the figures that decide your use case, then put it side-by-side with two or three close alternatives in the Compare tool before clicking through.

Common buyer scenarios for kvm switches of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the retailer's listing before purchase. Prices and stock are set by the retailer and may have moved since this page was last updated.

Frequently Asked Questions

Does this KVM switch really do 4K at 60Hz without chroma subsampling?

Yes. It supports 4096x2160@60Hz and 3840x2160@60Hz at 4:4:4 chroma, which is the mode that keeps fine text edges crisp instead of fringed.

Can I use it with a high-refresh 1440p gaming monitor?

Yes. The listed resolution set includes 2560x1440 at 60Hz, 144Hz, and 165Hz, along with 3840x1080 at 60Hz and 120Hz.

How do I switch between the four computers?

Four ways: a keyboard hotkey (NumLock+NumLock, Ctrl+Ctrl, or ScrollLock+ScrollLock, then 1-4 and Enter), two mouse-wheel clicks plus a left or right button, the manual button on the unit, or the included wired remote.

Will it work with a Mac or a Linux box?

It is drive-free on Windows 10/7/2000/XP/Vista, macOS, and Linux including Debian, Ubuntu, Fedora, and Raspbian. No software install is needed on any of them.

Does it need its own power supply, and what is in the box?

Yes, it ships with a DC5V 2A adapter for stable power, plus four KVM cable kits so all four computers can be connected out of the box.

Key Features

1. 4 Port KVM USB HDMI Switch: 4 computers sharing one set of keyboard & mouse, and 1 monitor. Support wireless/wired keyboard mouse, Apple keyboard (hot key is changeable), touch screen, OLED screen, wide screen, etc.
2. HDMI Monitor Switch: We are certified HDMI adopter over 10 years. Excellent image processing and transmission capacity, make the output signal is more smooth and steady.
3. 4K KVM Switch HDMI USB Switch: Four switching way optional: keyboard hotkey switching(NumLock + NumLock + 1 / 2 / 3 / 4 + Enter, or Ctrl + Ctrl + 1 / 2 / 3 / 4 + Enter, or ScrollLock + ScrollLock + 1 / 2 / 3 / 4 + Enter), mouse switching(click mouse wheel 2 times + left button / right button), manual button switching, wired remote push button switching.
4. Monitor Switch for Multiple Computers: Resolution compatible 4096x2160@60Hz, 3840x2160@60Hz, 3840x1620@60Hz, 3440x1440@60Hz, 3840x1080@60/120Hz, 3200x1800@60Hz, 2560x1440@60/144/165Hz, 2048x1536@60Hz, 2048x1280@60Hz, 2048x1080@60Hz, 1920x1200@60Hz, 1920x1080@60Hz, etc. With a DC5V 2A power adapter, power supply more stability.
5. 4K KVM HDMI and USB Switch: Drive-free for Windows 10/7/2000/XP/Vista, Linux, Mac, Debian, Ubuntu, Fedora, Raspbian, Ubuntu, etc. It can switch by mouse or keyboard independently, even it without USB signal input, such as Apple TV, Android TV box, etc. And it can enter into BIOS interface directly.

Full Specifications

Brand	CKLau
Color	4 Port USB 2.0 HDMI
Model	CKLau-64Hua
Material	Metal
Terminal	Usb + Hdmi
Unit Count	1.0 Count
Part Number	CKL-64HUA
Switch Type	Kvm Switch
Circuit Type	4-way
Connectivity	Wireless, USB
Contact Type	Normally Open
Control Type	Multi-Input Source Control
Actuator Type	Push Button
Compatibility	Switch, Android, Mac, Linux
Material Type	Metal
Mounting Type	Surface Mount, wall mount
Connector Type	Plug In
Control Method	Remote
Operation Mode	ON-OFF-ON
Connection Type	Wired
Full listing title	KVM Switch HDMI 4 Port wit Audio and 4 kit Cables, 4 Port HDMI KVM Switch Support 4K@60Hz 4:4:4, EDID, Hotkey Switching

Ready to buy?

KVM Switch HDMI 4 Port wit Audio and 4 kit Cables, 4 Port HDMI KVM Switch Support 4K@60Hz 4:4:4, EDID, Hotkey Switching is vintage hardware; the used and vintage market on eBay carries most of the live inventory. Prices and condition vary by seller and move in real time, so we link the live listing rather than quote a cached price. It also has an Amazon listing — check it for current price and availability. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.

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