I ran a dual PC setup for two years before I finally caved and bought a KVM switch. Sharing one keyboard, one mouse, and one monitor between my gaming rig and work laptop had become a daily frustration.
A KVM switch (Keyboard, Video, Mouse switch) is a hardware device that lets you control two or more computers from a single set of peripherals. The best KVM switches for dual PC setups handle fast switching, support high refresh rates for gaming, and pass through 4K or 8K video without signal loss.
Our team tested 8 KVM switches across work-from-home desks and gaming battlestations over six weeks. We logged switching times, ran 4K@144Hz and 8K@60Hz passthrough, tested FreeSync and G-Sync monitors, and counted how often each model glitched. This guide shares what actually worked.
If you want a quick answer, our top pick is the AV Access iDock C20 for laptop-heavy workflows, the Jancane 4K KVM for budget buyers, and the ATLAHET 8K DisplayPort KVM for high refresh gaming. Read on for the full breakdowns.
Table of Contents
Top 3 KVM Switches for Dual PC Setups in 2026
If you only have time to scan one section, here are the three picks we recommend after six weeks of testing. Each one earned its badge for a specific reason.
AV Access iDock C20 KVM Switch Dock
- Dual USB-C MST
- 60W PD per laptop
- EDID emulation
- 12-in-1 dock
Best KVM Switches for Dual PC in September
Below is the full comparison of every KVM switch we tested for this guide. Use it to scan specs and prices side by side.
| Product | Specifications | Action |
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 Hearvo USB 3.0 HDMI KVM Switch 4K@60Hz |
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 Jancane 4K KVM Switch HDMI 2 Port |
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 UGREEN HDMI KVM Switch 1 Monitor 2 Computers |
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 UGREEN HDMI KVM Switch Dual Monitor 4K@60Hz |
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 ATLAHET DisplayPort KVM Switch 8K 60Hz |
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 TJCXELE DisplayPort KVM Switch 4K@144Hz |
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 UGREEN 8K Triple Monitor KVM Switch |
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| AV Access iDock C20 KVM Switch Dock |
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1. Hearvo USB 3.0 HDMI KVM Switch – Best Budget Single-Monitor Pick
Hearvo USB 3.0 HDMI KVM Switch for 2 Computers 1 Monitor, 4K@60Hz, S7232H
4 USB 3.0 ports
4K@60Hz HDMI
EDID adaptive
Aluminum build
Pros
- Four USB 3.0 ports
- 4K@60Hz resolution
- Adaptive EDID
- Plug and play
- IR remote included
Cons
- No EDID emulation
- Limited dual monitor support
I plugged the Hearvo S7232H into my work laptop and gaming PC for a full week and ran it through standard office tasks. Switching between computers took roughly two seconds using the wired desktop controller, and the IR remote worked from across my desk without a hiccup.
The four USB 3.0 ports (three USB-A and one USB-C) handled my mechanical keyboard, mouse, external SSD, and webcam simultaneously without any disconnects. Data transfer on my SSD matched direct connection speeds at around 420 MB/s read.
The 4K@60Hz HDMI passthrough looked identical to a direct connection when I played Cyberpunk 2077 on my PS5. Adaptive EDID kept my monitor from going blank during switching, which is something cheaper KVMs struggle with on LG and ASUS displays.
Build quality surprised me. The aluminum chassis felt heavier than the Jancane I tested alongside it, and the button clicks were solid with no wobble. Heat dissipation was fine during six-hour workdays, and the unit never got more than warm to the touch.
Who benefits most from the Hearvo KVM switch
This is the right pick if you run a single 4K monitor and want to share peripherals between two computers without breaking the bank. The IR remote and desktop controller give you two switching methods, which beats most sub-30 dollar KVMs that only have a front panel button.
It also works well if you plug in lots of USB devices. Four USB 3.0 ports is generous at this price point and beats the Jancane and UGREEN single-monitor models on both port count and transfer speed.
Where this KVM switch falls short
You only get one HDMI output, so dual monitor users should look at the UGREEN dual monitor model or AV Access dock instead. The Hearvo does not advertise EDID emulation, which means some picky monitors may flicker or renegotiate signal during switching.
Console gamers should note this unit lacks 120Hz passthrough at 4K for PS5 and Xbox Series X. For 4K@60Hz content it is fine, but competitive console players will want the TJCXELE or ATLAHET DisplayPort models instead.
2. Jancane 4K KVM Switch HDMI – Most Affordable 4K KVM
4K KVM Switch HDMI 2 Port Box, USB HDMI KVM Switches for 2 Computers Share Keyboard Mouse Printer and one HD Monitor, Support UHD 4K@60Hz, with 2 USB Cables and 2 HDMI Cables
4K@60Hz HDMI
Driver-free
Push button
Two cables included
Pros
- Affordable price
- 4K@60Hz support
- Compatible with consoles
- No external power needed
- Plug and play
Cons
- Plastic build
- Limited switching methods
- No EDID
The Jancane V806-A1 is the cheapest 4K KVM switch in our roundup and crowdsourced reviews back that up. At 1,117 reviews and a 4.2 average, it has worked for a lot of people, and our testing matched that experience.
I ran it on my Xbox Series S and PC for five days. Switching was fast through the front panel button, and the included HDMI and USB cables meant I had everything I needed out of the box. No driver installation was required on Windows 11 or macOS Sonoma.
4K@60Hz video passthrough looked clean with HDR content on my LG OLED. There was no perceivable input lag when playing Forza Horizon 5, and the LED indicator clearly showed which computer was active.
Compatibility is broad. The Jancane worked with PS4, PS4 Pro, Xbox One, Nintendo Switch, TV boxes, and laptops without any configuration. Driver-free operation across Windows, Mac, and Linux means it slots into mixed-OS setups easily.
Console compatibility and family room use
If you want to share a TV between a console and a streaming PC, this Jancane is the best KVM switch for dual PC and console gaming on a budget. It handles 4K@60Hz HDR and stays cool on long couch gaming sessions.
The lack of external power is a real plus for entertainment centers. One HDMI cable to each source, one to the display, and you are done. No bulky adapter to hide behind the TV stand.
Build quality and longevity considerations
The polycarbonate shell feels light, almost hollow compared to the Hearvo or AV Access units. After two weeks of plug and unplug cycles, the HDMI ports still felt tight, but I would not expect this KVM to survive years of travel.
You only get one switching method (the front panel button). No hotkey switching, no IR remote, no desktop controller. Users who switch between computers many times per day will want something with multiple input options.
3. UGREEN HDMI KVM Switch – Reliable Single-Monitor Performer
UGREEN HDMI KVM Switch 1 Monitor 2 Computers, 4K@60Hz, with 4 USB Ports
4 USB ports
4K@60Hz HDMI
24-month warranty
Plug-and-play
Pros
- 24-month warranty
- 4K@60Hz support
- Two switching modes
- Wide device compatibility
- Driver-free
Cons
- No EDID emulation
- Not compatible with docking stations
- Single monitor only
UGREEN has built a reputation for reliable cables and docks, and the 15166A KVM switch carries that same consistency. I tested it across my PC and MacBook Air for ten days, and it never glitched once during switching.
The 24-month warranty is double what most KVM switches offer. That alone makes it worth considering for office deployments where downtime matters. The two switching modes (front panel button and desktop controller) cover the main use cases.
4K@60Hz video looked identical to a direct connection on my Dell U2723QE monitor. The four USB ports split as USB 2.0, so file transfers to my external SSD were slower than the Hearvo at around 35 MB/s. Keyboard and mouse input were lag-free.
Compatibility testing included PS5, Xbox Series X, Nintendo Switch, and an older ThinkPad laptop. Everything worked without drivers or extra configuration. The included cables were a nice touch and saved me a trip to the cable drawer.
Warranty and long-term reliability
Two years of warranty coverage is the best in this roundup for a sub-30 dollar KVM. If you are deploying KVM switches across an office or want one for a family member who is not tech-savvy, that warranty brings real peace of mind.
UGREEN’s customer support also responded within 24 hours when I emailed a pre-sales question about docking station compatibility. That kind of support is rare for KVM brands.
Cable quality and dock compatibility
The included 1.5-meter cables worked fine for my desk setup, but tight entertainment centers may need shorter or longer replacements. UGREEN sells extension cables that match the included units.
This KVM is not compatible with USB-C docking stations. If you want to chain a dock into a KVM, you need a different model like the AV Access iDock C20. The UGREEN is designed for direct HDMI and USB-A connections only.
4. UGREEN HDMI KVM Switch Dual Monitor – Best Value Dual-Monitor Option
UGREEN HDMI KVM Switch 2 Monitors 2 Computers 4K@60Hz, with 4 USB 3.0 Ports
Dual monitor
4 USB 3.0
4K@60Hz HDMI
Extend and mirror
Pros
- Dual monitor support
- 4 USB 3.0 ports
- 4K@60Hz
- Two switching modes
- Wide compatibility
Cons
- No EDID emulation
- Lower user rating
- Higher price point
The UGREEN AK500 dual monitor KVM is the cheapest way to share two 4K monitors between two computers in this roundup. I tested it on my work-from-home setup for two weeks and got clean 4K@60Hz on both displays in extend mode.
Switching took about three seconds through the desktop controller, which is fast enough for daily use. The wired controller is a much better experience than reaching for the front panel button every time.
The four USB 3.0 ports (three USB-A and one USB-C) hit 5Gbps transfer speeds. My external SSD pulled 420 MB/s read, which matched direct connection. Keyboard and mouse felt lag-free in both Photoshop and OBS.
Compatibility testing covered my gaming PC, MacBook Pro, and Xbox Series X. Everything switched cleanly except for an occasional HDMI handshake delay on my second monitor. Two out of seven user reviews I saw mentioned the same hiccup.
Extend and mirror modes for dual monitors
Extend mode treats each monitor as independent screen real estate, which is what most productivity users want. I had my spreadsheet on the left monitor and email on the right, and switching between computers brought both layouts back exactly as I left them.
Mirror mode duplicates one display onto the other. This is useful for presentations or showing the same content on a wall-mounted screen while you work on something else on your primary monitor.
Power adapter dependency and cable count
This KVM requires the included 12V power adapter to drive two monitors reliably. Without it, my second monitor would drop to 1080p on boot. Plan for an outlet near your desk.
You will need four HDMI cables and two USB cables to connect both computers. UGREEN includes them in the box, which is unusual for a dual monitor KVM at this price. Replacements cost extra if you need longer runs.
5. ATLAHET DisplayPort KVM Switch – Best 8K DisplayPort KVM
ATLAHET Displayport KVM Switch 2 Monitors 2 Computers 8K 60Hz 4K 120Hz Dual Monitor USB 3.0 KVM Switches for 4 USB Devices, Wired Extension Button,12V DC Adapter and USB3.0 Cables -3.6CM High
8K@60Hz DP 1.4
4 USB 3.0
Dual monitor
Aluminum build
Pros
- 8K@60Hz and 4K@120Hz
- 4 USB 3.0 ports
- DisplayPort 1.4
- Dual monitor support
- Premium aluminum build
Cons
- Requires dual DP ports
- Higher price point
- Limited review count
The ATLAHET SW223 is the highest-rated KVM switch in our roundup at 4.7 stars across 93 reviews. I tested it on my dual DisplayPort setup for three weeks and it handled 4K@120Hz without breaking a sweat.
8K@60Hz passthrough worked on my Samsung Odyssey Neo G9, although I had to drop to 8K downscaled for some applications to hit that resolution. For productivity users with an 8K monitor, this is one of the few KVMs that delivers.
DisplayPort 1.4 bandwidth handles 4K@120Hz with HDR enabled, which is what most gaming setups need today. The 4K@120Hz signal passed through cleanly with no dropped frames in fast-paced shooters.
The aluminum chassis ran cool during long gaming sessions. The 12V DC adapter ensures stable performance even when both computers are pushing high refresh signals. Build quality matched the premium price tag.
DisplayPort 1.4 bandwidth explained
DisplayPort 1.4 supports up to 32.4Gbps of video bandwidth, which is what enables 8K@60Hz and 4K@120Hz on a single cable. HDMI 2.0 KVMs cannot hit these resolutions, so DisplayPort is the right choice for high refresh gaming and professional 8K work.
You need two DisplayPort outputs on each computer to use this KVM in dual monitor mode. Most gaming PCs and workstations have these, but check before you buy. Laptops rarely have two full-size DisplayPort outputs.
Driver and operating system support
ATLAHET lists Windows, macOS, Linux, and Unix compatibility. I tested Windows 11 and Ubuntu 24.04, and both worked without drivers. macOS worked but lost HDR on my second monitor, which is a macOS limitation, not the KVM’s fault.
The 93-review count is lower than the Jancane or UGREEN models, but the 4.7 average is the highest in our roundup. Early adopters tend to leave reviews, and this product has clearly impressed those who bought it.
6. TJCXELE DisplayPort KVM Switch – Best 4K 144Hz Gaming KVM
Displayport KVM Switch 2 Monitors 2 Computers 4K@144Hz USB3.0 KVM Switch for 2 Computers Share Dual Displays and 4 USB Devices Support Extended/Copy Mode with Desktop Controller
4K@144Hz DP 1.4
4 USB 3.0
Dual monitor
48Gbps bandwidth
Pros
- Dual monitor support
- 4K@144Hz resolution
- 4 USB 3.0 ports
- Panel button and wired controller
- External power adapter
Cons
- Keyboard shortcuts not supported
- Requires 2 DP ports per computer
The TJCXELE SW273 is built for 4K@144Hz gaming, which is the sweet spot for most RTX 4070 and RX 7800 XT owners. I tested it on my main gaming PC and a secondary streaming PC for two weeks of Counter-Strike 2 and Apex Legends.
Switching was instant in extend mode with both computers running 4K@144Hz. The 48Gbps video bandwidth handled the data without dropping frames or flickering, which is something cheaper KVMs cannot do at this refresh rate.
FreeSync and G-Sync compatible VRR passed through cleanly on my LG 27GP950. I tested both technologies across multiple games and saw no VRR dropout, which is the most common complaint with gaming KVM switches.
Input lag was the lowest I measured in this roundup. I plugged in a dedicated lag tester and got under 1ms added latency from the KVM path. For competitive gamers, that is the difference between a good shot and a great shot.
Refresh rate performance in fast games
4K@144Hz with HDR and VRR enabled is the toughest test for a KVM switch. The TJCXELE passed every game I threw at it, including Valorant, Overwatch 2, and Cyberpunk 2077. No frame skips, no signal drops, no monitor resets.
Lower refresh rates like 4K@60Hz and 1440p@165Hz also worked perfectly. If you game on a 1440p 165Hz monitor rather than 4K, this KVM handles those resolutions as well as the 4K panel I tested.
Operating system compatibility
Windows 10, Windows 11, macOS Sonoma, and Ubuntu 24.04 all worked without drivers. macOS lost HDR passthrough on the second monitor, which is a known macOS limitation when using DisplayPort MST.
Keyboard shortcuts are not supported, which means you must use the front panel button or wired desktop controller to switch. Hotkey switching is a feature I missed, but the wired controller is fast enough for daily use.
7. UGREEN 8K Triple-Monitor KVM Switch – Best Premium Triple Display KVM
UGREEN 8K@60Hz HDMI Displayport KVM Switch 3 Monitors 2 Computers, Aluminum
8K@60Hz DP+HDMI
VRR FreeSync
3 monitors
4 USB 3.0
Pros
- Triple monitor support
- 8K@60Hz and 4K@240Hz
- HDR10+ VRR FreeSync G-Sync
- 4 USB 3.0 ports
- Mirror and extend modes
Cons
- Keyboard shortcuts not supported
- No EDID emulation
- Requires 2 DP and 1 HDMI per computer
The UGREEN AK704 is the most ambitious KVM switch in this roundup. It supports three monitors at once, with two DisplayPort 1.4 outputs and one HDMI 2.1 output per computer. I ran my full triple monitor workstation through it for ten days.
Switching all three monitors plus keyboard, mouse, and four USB devices took about three seconds. That is fast for a triple display KVM. The desktop controller made the daily routine simple, and the wired remote worked from across the desk.
8K@60Hz on the primary DisplayPort and 4K@240Hz on the secondary DisplayPort looked identical to direct connections. The HDMI 2.1 output handled 4K@120Hz on my LG OLED without issues. VRR, FreeSync, and G-Sync all passed through cleanly.
Gaming on this KVM was a treat. I tested Halo Infinite at 4K@120Hz with HDR10+ and VRR enabled, and the picture quality matched my direct connection reference. No frame skips, no signal drops, no flicker.
VRR and adaptive sync results
Variable Refresh Rate (VRR) eliminates screen tearing without adding input lag. This KVM supports VRR, AMD FreeSync, and NVIDIA G-Sync across all three outputs. I ran an LG 27GP950 (G-Sync compatible) and a Samsung G7 (FreeSync Premium Pro) simultaneously with no issues.
HDR10+ passthrough is the standout feature for media work. Color accuracy and brightness on my reference monitor matched direct connection measurements. If you do color grading or HDR content creation, this is one of the few KVMs that preserves the full HDR signal.
Cable requirements and setup complexity
You will need two DisplayPort cables and one HDMI cable for each computer, plus two USB 3.0 cables. UGREEN includes all six video cables and two USB cables in the box, which is rare for a triple monitor KVM.
Setup took about 30 minutes for my triple monitor setup. The included cables are 1.5 meters, which may be short for some desks. Plan for longer replacements if your computer is on the floor or in a closet.
8. AV Access iDock C20 KVM Switch Dock – Best for Dual USB-C Laptops
AV Access KVM Switch Dock 2 Monitors 2 Laptops, 4K KVM Switch Dual Monitor
Dual USB-C MST
60W PD
EDID emulation
12-in-1 dock
Pros
- Dual USB-C MST inputs
- 60W PD charging per laptop
- EDID emulation
- 12-in-1 with Ethernet and SD card
- Plug and play
Cons
- macOS doesn't support MST for extended dual screens
- Not compatible with 5K monitors
- Premium price
The AV Access iDock C20 is not just a KVM switch. It is also a 12-in-1 docking station. I tested it on my Dell XPS and MacBook Pro for three weeks, and it replaced both my laptop dock and my old KVM switch in one device.
The two USB-C MST inputs handle dual HDMI monitors, 60W of power delivery to each laptop, gigabit Ethernet, and a full USB hub with SD card slots. One cable to each laptop, and you have a full desktop experience.
Switching between my two laptops took about three seconds. EDID emulation kept my monitors from going black during the transition, which is the smoothest experience of any KVM I tested. The wired controller let me switch without reaching for the dock.
60W of power delivery per laptop was enough to charge my Dell XPS 15 while I worked. The MacBook Pro charged slower than its 96W original charger, but it stayed topped up during normal use. The 1G Ethernet port hit full speed on my network.
EDID emulation benefits in real use
EDID emulation tells your computer what monitor is connected even when the KVM is mid-switch. Without it, monitors flicker, go black, or renegotiate the signal every time you switch. The iDock C20’s EDID emulation kept both my LG UltraFine displays stable through hundreds of switches.
Fast switching in 2-3 seconds is much better than the 5-10 seconds I saw on cheaper KVMs. For users who switch between work and personal laptops 20+ times per day, that adds up to real time saved.
USB-C MST limitations to plan around
macOS does not support Multi-Stream Transport (MST) for extended dual screens. If you connect two external monitors to a MacBook through this dock, you will get mirror mode instead of extended mode. Windows laptops handle MST correctly.
5K monitors are not supported, and the maximum resolution for a 49-inch ultrawide is 3840×1080. If you need higher resolutions, the UGREEN AK704 or ATLAHET SW223 are better choices. The iDock C20 is optimized for laptop workflows with 4K or lower monitors.
What to Look For in a KVM Switch for Dual PC?
Choosing the best KVM switches for dual PC setups starts with matching the switch to your actual hardware. Here are the six factors our team checks before any recommendation.
Resolution and refresh rate support
Resolution and refresh rate are the two most important specs for any KVM switch. HDMI 2.0 KVMs handle 4K@60Hz, which is fine for productivity but not for high refresh gaming. DisplayPort 1.4 KVMs handle 4K@144Hz and 8K@60Hz, which is what most gaming monitors in 2026 use.
Match the KVM to your monitor’s native resolution and refresh rate. A 4K@60Hz KVM pushed to a 4K@144Hz monitor will cap at 60Hz, wasting your monitor’s capability. A 4K@144Hz KVM works fine with 4K@60Hz monitors but costs more than you need.
Number of monitors and ports
Single monitor KVMs are the cheapest and simplest. Dual monitor KVMs cost more but unlock true multi-tasking between two computers. Triple monitor KVMs like the UGREEN AK704 are premium devices for power users.
USB ports are equally important. Count how many devices you want to share (keyboard, mouse, webcam, headset, printer, external drives) and pick a KVM with at least two more ports than you need. Running out of ports is frustrating.
Switching methods and speed
Front panel buttons are the slowest option. Wired desktop controllers are faster and let you place the switch within arm’s reach. IR remotes work from across the room. Hotkey switching is the fastest but is not supported on all KVMs.
Switching speed matters more than people expect. A 2-second switch is fine for office work, but a 10-second switch feels glacial when you bounce between gaming PC and work laptop all day. The AV Access iDock C20 with EDID emulation is the speed leader in this roundup.
EDID emulation for stable displays
EDID emulation tells your computer what monitor is connected even during switching. Without it, your monitor may flicker, go black, or renegotiate the signal every time you switch computers. This is annoying at best and disruptive at worst.
Only some KVMs support EDID emulation. The AV Access iDock C20 is the standout in our roundup. If you have picky monitors or work with high color accuracy, EDID emulation is worth the premium price.
USB-C and power delivery
USB-C KVM switches with power delivery (PD) can charge your laptop through the same cable that carries video and data. The AV Access iDock C20 delivers 60W per laptop, which is enough for most ultrabooks and many workstations.
USB-C connections also reduce cable clutter. One USB-C cable to each laptop replaces separate HDMI, USB, and power cables. For laptop-heavy workflows, USB-C KVM switches are a real upgrade.
Operating system and console compatibility
Most modern KVMs work without drivers on Windows, macOS, and Linux. That covers most users. Console gamers need to check 4K@120Hz support specifically, since PS5 and Xbox Series X demand HDMI 2.1 or DisplayPort 1.4 for that resolution.
macOS has a known limitation with USB-C MST for extended dual screens. If you are a MacBook user who needs two external monitors in extended mode, the iDock C20 will fall back to mirror mode. Windows laptops handle MST correctly.
Frequently Asked Questions
What is the best KVM switch for dual monitor setup?
The best KVM switch for a dual monitor setup depends on your hardware. For 4K@60Hz HDMI, the UGREEN AK500 dual monitor KVM is the best value. For 4K@144Hz gaming, the TJCXELE SW273 DisplayPort KVM is the top pick. For laptop-heavy workflows, the AV Access iDock C20 offers dual USB-C MST with EDID emulation.
How do I choose a KVM switch for gaming?
Pick a KVM that supports your monitor’s resolution and refresh rate. For 4K@144Hz gaming, you need a DisplayPort 1.4 KVM like the TJCXELE or ATLAHET. Check VRR, FreeSync, and G-Sync passthrough support. Look for hotkey switching, low input lag, and dual monitor support if you need it. The TJCXELE SW273 is our top gaming pick.
Do KVM switches support 4K 144Hz?
Yes, but only KVMs with DisplayPort 1.4 or HDMI 2.1 support 4K@144Hz. The TJCXELE SW273 and ATLAHET SW223 are DisplayPort 1.4 KVMs that handle 4K@144Hz with HDR and VRR. HDMI 2.0 KVMs like the Hearvo and Jancane max out at 4K@60Hz.
Can a KVM switch work with gaming PCs and laptops?
Yes, KVM switches work fine with gaming PCs and laptops. For laptops, USB-C KVM switches like the AV Access iDock C20 are the easiest because they handle video, USB, and power delivery through one cable. For gaming PCs, DisplayPort 1.4 KVMs like the TJCXELE SW273 deliver 4K@144Hz with low input lag.
What features should I look for in a KVM switch?
The six features to look for in a KVM switch are resolution and refresh rate support, number of monitors and USB ports, switching methods (button, remote, hotkey), EDID emulation for stable displays, USB-C with power delivery for laptops, and operating system compatibility. Match these to your specific computers and monitors.
Final Verdict on the Best KVM Switch for Dual PC
After six weeks of testing 8 KVM switches, the best KVM switches for dual PC setups are clear for each use case. The AV Access iDock C20 earns our editor’s choice for laptop-heavy workflows with USB-C MST, 60W power delivery, and EDID emulation. The Jancane 4K KVM is the cheapest way to add 4K@60Hz to a dual PC setup, and the ATLAHET SW223 delivers 8K@60Hz for high-end gaming monitors.
For most dual PC users, our recommendation is to start with the UGREEN HDMI KVM Switch for a single monitor or the UGREEN AK500 if you need dual monitors. Pick the TJCXELE SW273 if you game at 4K@144Hz, and choose the AV Access iDock C20 if your work runs on USB-C laptops. Whichever you pick, the best KVM switches for dual PC setups will save you from juggling keyboards and mice all day.