CMSTEDCD

8K@60Hz HDMI Displayport KVM Switch 3 Monitors 2 Computers 4K@120Hz Triple Monitor KVM Switches for 2 PC Share 4 USB 3.0 Ports Support Extended & Copy Mode Desktop Controller 12V Adapter Included

Name: 8K@60Hz HDMI Displayport KVM Switch 3 Monitors 2 Computers 4K@120Hz Triple Monitor KVM Switches for 2 PC Share 4 USB 3.0 Ports Support Extended &
Brand: CMSTEDCD
SKU: B0FB2YVVL9

Bottom line: The 8K@60Hz HDMI Displayport KVM Switch 3 Monitors 2 Computers 4K@120Hz: 8K@60Hz and 4K@120Hz across three monitors via HDMI 2.1 and DP 1.4; main trade-off: not compatible with MacBook or macOS.

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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

✓ 8K@60Hz and 4K@120Hz across three monitors via HDMI 2.1 and DP 1.4
✓ Four USB 3.0 ports at 5Gbps for keyboard, mouse, printer, and drives
✓ Two switching methods: front-panel button plus wired desktop controller
✓ Extended and copy modes let two PCs share three monitors and one keyboard
✓ 12V adapter and 24-month replacement support included

Cons

✗ Not compatible with MacBook or macOS
✗ Requires two DP outputs plus one HDMI output on each computer
✗ Cables must be DP 1.4/HDMI 2.1 rated and under 6 feet long
✗ No DP-to-HDMI or DP-to-DVI adapter cables supported

Manufacturer description

About this item Notes for Use: 1. Please make sure that your two computers or laptops have two DP output ports, one HDMI output port and one USB A output port; 2. Please make sure that two of your three monitors have a DP input port and one of them has an HDMI input port; 3. The KVM switch needs to use a cable that complies with the DP1.4 and HDMI2.1 standards and is no longer than 6 feet in length to ensure the transmission of video signals. KVM switches need to use DP1.4 and HDMI2.1 compliant cables that are no longer than 6 feet in length to ensure video signal transmission. Product…

SpecPicks Verdict

SpecPicks scored 8K@60Hz HDMI Displayport KVM Switch 3 Monitors 2 Computers 4K@120Hz… using a rating × review-volume × price-fit model applied to published specs and reviews across the kvm switches category. CMSTEDCD'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.

Key Features

Notes for Use 1. Please make sure that your two computers or laptops have two DP output ports, one HDMI output port and one USB A output port; 2. Please make sure that two of your three monitors have a DP input port and one of them has an HDMI input port; 3. The KVM switch needs to use a cable that complies with the DP1.4 and HDMI2.1 standards and is no longer than 6 feet in length to ensure the transmission of video signals. KVM switches need to use DP1.4 and HDMI2.1 compliant cables that are no longer than 6 feet in length to ensure video signal transmission.
Product ConnectionsPC1 is connected to 2 DP ports and 1 HDMI port of the KVM switch PC1IN via 2 DP cables and 1 HDMI cable, and then connected to the USB3.0 port of PC1IN via a USBA cable; PC2 and PC3 are connected to PC2IN and PC3IN in the same way as PC1; The three monitors are connected to the OUTA, OUTB and OUTC ports of the KVM via DP cables and HDMI cables respectively; connect the power supply and you can use it; HDMI to DP converter cables and hubs are not available, and special note it is not compatible with Macbook.
KVM Switch 3 Monitors 2 ComputersHDMI+Displayport Triple monitor KVM allows 2 PC or Laptops share 3 monitors and 1 set of keyboard, mouse, microphone and headphones(with USB-A male interface) like This eliminates the need to have separate input devices for each computer, saving space and streamlining the workflow. NOTE Ensure that your computer has 2 DP ports + 1 HDMI port and is connected to the KVM switch with 2 DP cables and 1 HDMI cable for normal use of the 3 monitors.
HDMI 2.1+DP 1.4The 3 monitors KVM switch meets HDMI 2.1 and DP 1.4 standards, supporting 8K@60Hz and 4K@120Hz visuals, bringing you immersive visual effects. It's also backward compatible with 4K@60Hz, 2K@144Hz, and 1080P. Note Ensure your cables and monitors support 8K or 4K@120Hz for optimal performance. The KVM switch does not support the use of DP to HDMI or DP to DVI adapter cables.
USB 3.0 KVM SwitcherThe USB 3.0 KVM switch comes with four USB 3.0 ports, offering a maximum transfer speed of 5Gbps, significantly enhancing data transfer speed. It supports the connection of USB devices such as keyboards, mice, printers, scanners, and USB drives. Additionally, it is backward compatible with USB 2.0 and USB 1.1 versions. Note Using high-power USB devices requires support for a separate power supply, otherwise KVM may not be sufficient to drive them.
Two switching methodsSolution 1 The device's main panel features a built-in switch button, simply press it gently to switch between the two computers. Solution 2 It comes with a wired controller that allows you to hide the KVM switch and extend the controller to the desktop. With just a gentle touch, you can quickly switch. It saves you more space, keeps your desktop tidy, and improves work efficiency.

Full Specifications

ASIN	B0FB2YVVL9
Brand	CMSTEDCD
Terminal	Hdmi Dp Usb
Circuit Type	2-way
Contact Type	Normally Open
Manufacturer	CMSTEDCD
Model Number	SW232-0910
Connector Type	Plug In
Operation Mode	ON-OFF
Contact Material	Metal
Item model number	SW232-0910
Product Dimensions	5.9 x 2.56 x 1.9 inches; 1.41 Pounds
Date First Available	November 20, 2023
Item dimensions L x W x H	5.9 x 2.56 x 1.9 inches

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8K@60Hz HDMI Displayport KVM Switch 3 Monitors 2 Computers 4K@120Hz Triple Monitor KVM Switches for 2 PC Share 4 USB 3.0 Ports Support Extended & Copy Mode Desktop Controller 12V Adapter Included 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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