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HDMI Splitter 1 in 4 Out, WARRKY 4K Power HDMI Splitter 1x4, [Ultra-Thin Design, USB-C Powered, Easy to Set Up] Only Support Mirror/Duplicate Mode, for TV, Projector, Monitor, Set-Top Box, PC, Laptop

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$19.99

$ 8 .99 $8.99

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About this item

  • [HDMI Splitter 1 in 4 out] Duplicate 4K HDMI signals from a single source to four HDMI displays, with synchronized video and audio. Ideal for enjoying TV shows in different rooms using only one TV box or more multi-screen setups! Please note that this HDMI Splitter does not support extend mode, only supports mirror mode. (Mirror/Duplicate mode only.)
  • [USB-C Powered for Stable Performance] This HDMI amplifier switcher supports up to 50ft HDMI cable, significantly outperforming the average standard. The included USB-C power cable can be connected to any USB-A device to provide stable performance for Apple products, game console, or TV boxes. No need for a separate charger. Compact size and light weighted. NOTE: Please power the HDMI Switcher before connecting other HDMI devices.
  • [Mirror the Same 4K Contents to 4 Screens] This HDMI duplicator support up to UHD 4K@30Hz, QHD 2K@60Hz and FHD 1080P@120Hz. Backward compatible with 480i@60Hz/480p@60Hz/576i@50Hz/576p@50Hz/720p@60Hz/1080i@60Hz/1080p@60Hz. Compliant with HDCP 1.4. Support audio format: DTS-HD/Dobly-true HD/LPCM7.1/DTS/Dobly-AC3/DSD/HD(HBR). ONLY support 4K@60Hz in YCbCr. NOT support CEC, HDR, and VRR.
  • [Ultra-Thin Designed] Only 0.55 inches thick, easy to set up in every corner. Space Grey-colored exterior lends the product an elegant appearance. Five status indicator lights keep you informed of the product's operation. Non - slip rubber feet guarantee stability during use. Gold-plated HDMI connectors maximize conductivity.
  • [What's in the Package?] Inside the package, you'll find a 4K HDMI Splitter 1x4, a USB-C to USB-A power cable, and a user guide. All WARRKY products are backed by an online support team. If you have any questions regarding this quad hdmi adapter, please consult for fast and responsible support within 18hrs!



5.0 out of 5 stars Best Sellers Rank
  • #181,413 in Electronics (See Top 100 in Electronics)
  • #405 in Satellite TV Splitters
Date First Available May 26, 2025 Manufacturer WARRKY

Product Description

HDMI Splitter 4K help you easily split one source to 4 monitors
This HDMI Splitter 1 in 4 out have multiple features with stable performance
This HDMI Splitter support multiple usage to your scenarions
Step 1, connect the usb c power cable to any usb devices or usb a power charger to turn on.

Power on

Plug in the USB C power cable in the package to your USB devices (such as PC, TV, set-top box) or wall plug(not included) to power on.

Step 2,  connect the hdmi source device to the hdmi in port

Connect Your HDMI Source

Connect the HDMI 'IN' port to your source device, such as set-top box, PC, laptop or game console. The 'IN' indicator lights up after the connection.

s

Connect Your HDMI Displays

Connect the '1' to '4' port to your displays such as TV, monitor, or projector. The '1' to 14' indicator will lights up after the connection.

Step 4, check the led indicator to acknowledge the status of the hdmi splitter 1 in 4 out

Check LED Indicators

When all the connection is done, the indicator lights will be on when this HDMI Splitter is working.

  • No, It cannot transmit the video signal from two source devices to one display device or extend four different content screens. This HDMI splitter is designed for one-way transmission only. ( only copy the video signal from 1 source to 4 displays.)

  • No, this HDMI Splitter mush be powered to work. Some specific devices, for example, apple devices, PS4, and TV box, cannot provide sufficient power to ensure HDMI Splitter's stable performance, so you must power this HDMI Splitter first.

  • This HDMI Splitter work great for mirroring the same content on 2 displays. It is commonly used in scenarios where one source device needs to be displayed on multiple screens, such as in conference rooms, classrooms, or home entertainment systems.

  • This HDMI Splitter does not support CEC, HDR and VRR functions, although this product is able to support 4K@60Hz YCbCr, but if your monitor does not support this mode you will not be able to output!

  • Yes, this HDMI splitter can work with 4 screens with different resolutions and refresh rates. But the actual resolution and refresh rates will be restricted by the lower one's performance.


SJM Reviews
Reviewed in Canada on July 10, 2025
I recently picked up the WARRKY 1-in-4 HDMI Splitter (USB-C powered) to share my laptop’s screen with multiple displays during presentations and movie nights. After a couple of weeks using it, here’s my honest take:🔌 Design & SetupThe ultra-thin design is sleek and doesn’t take up much space on my desk. Hooking it up is super easy—just connect the USB-C power cable (included), plug the HDMI source into the input, and connect up to four displays through the outputs. Powered via USB-C, there’s no bulky power brick to manage, which is a nice touch.📺 Mirror/Duplicate ModeThis device reliably mirrors the same video signal to all connected screens. I tested it with a laptop, a TV, and a projector simultaneously—everything looked sharp in 4K, with no noticeable lag or glitch. As long as you only need duplicate mode (not independent extended displays), it works flawlessly.🛠️ Performance & Build QualityBuild quality feels solid—no kinks in the HDMI cables, and the splitter stays cool even after hours of use. The USB-C power port keeps the 4-output board adequately powered, and the aluminum housing seems durable enough for regular use.✅ Pros & ConsiderationsPros:Elegant, low-profile designUSB-C powered—no extra adapter neededReliable 4K video mirroring across all outputsEasy plug-and-play setup🧾 Overall ImpressionIf you need a clean, no-fuss solution to mirror your HDMI device to multiple displays, this HDMI splitter is a great option. It delivers high-resolution output consistently and is easy to use right out of the box. For users who don’t require separate advanced display modes, this is a reliable and affordable tool that does exactly its advertised job.
Mech Engineer
Reviewed in Canada on July 10, 2025
This HDMI is super slim - just over half an inch thick - so it hides easily behind my TV without messing up my cables. The build feels sturdy, and the gold-plated connectors hold cables snugly without being too tight. I hooked it up to my gaming PC running two 4K and two 1080p monitors, and the picture stayed clear and perfectly in sync on all screens with no lag. It delivers smooth and clear 4K video at 30Hz, which works great for most everyday viewing and gaming needs. The power is convenient, but you do need to plug it in before connecting devices. It only mirrors screens, but it's solid for that.
Mimoki
Reviewed in Canada on June 30, 2025
At just 0.55 inches thick, it tucks away behind entertainment centers or mounted displays without creating cable management nightmares. The build quality exceeds expectations for the price point, with sturdy gold-plated connectors that secure cables firmly without excessive force.Performance-wise, I've connected this to a gaming PC outputting to two 4K monitors and two 1080p displays simultaneously. The signal maintains consistent quality across all outputs with no detectable latency between screens. It handles the 4K 30Hz signal flawlessly, though users should note it doesn't support HDR content or 4K 60Hz except in YCbCr format. Audio passthrough works perfectly with both standard and high-definition formats in my testing.The USB-C power implementation is particularly well-executed; I've connected it to a spare USB port on my TV which eliminates the need for another wall adapter. One technical aspect worth mentioning is that the splitter must be powered before connecting source devices, I missed this step initially and spent some time troubleshooting.While the mirror-only functionality limits some applications (no extended desktop setups), this is clearly stated in the specifications. For those needing to duplicate content across multiple displays, this offers excellent value with reliable performance and thoughtful design choices.
The Hat Guy
Reviewed in Canada on June 30, 2025
So I've got this whole setup with my PS5 connected to the big TV but my kids are always hogging it for their cartoons. Now with this awesome little device I can have my console connected to both the living room TV and my office monitor at the same time!Setup was super easy. Just plugged everything in, used the included USB cable to power it from my console, and done, same exact screen on both displays! No lag at all which is crucial for shoot-em-up sessions. The thing is super tiny too, like smaller than my phone and crazy thin so it just disappears behind the entertainment center.One weird thing I noticed is you gotta make sure its powered up before you connect your device or it gets all confused. So one fix for that is to have one of your old phone usb power adaptors connected to this permanently so you avoid that minor issue.
James
Reviewed in Canada on June 28, 2025
I bought this HDMI splitter and it feels really good! After connecting the cables, different rooms can watch the same screen content. One device can transmit to four screens at the same time, and the picture and sound are synchronized. It is especially useful for small office meetings. It is also very convenient to set up, not too complicated, just plug in the power supply and use it. It comes with a USB cable and can be plugged into any charging device. It is small in size and does not take up any space in the corner.There is a type-c power port on its side, which must be connected to a charging power supply. There are 5 HDMI ports on the back, and the one on the far right is the input port. Connect the content to be displayed to this port through HDMI, and the other four HDMI ports can output 4 identical video contents at the same time, including sound, and the clarity is the same as the source video.This splitter is of solid quality, and there is a non-slip pad underneath, so it will not move around. The screen display is also very clear, supporting 4K picture quality. After using it several times, it runs very stably. There is also an indicator light next to it to show the working status.