SKU: 91584889840

Gefen 1x4 DVI Distribution Amplifier VGA Switch

Sale price$232.12 Regular price$257.91
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Description

Gefen 1x4 DVI Distribution Amplifier VGA SwitchThe Gefen 1x4 DVI Distribution Amplifier is a professional grade hub engineered to drive up to four displays from a single DVI source. Designed for reliability in classrooms, conference rooms, digital signage, and home theater setups, this device preserves image integrity while mirroring the same high definition signal to every connected display. With built in signal amplification, EDID management, and robust compatibility, it ensures a synchronized,

The Gefen 1x4 DVI Distribution Amplifier is a professional-grade hub engineered to drive up to four displays from a single DVI source. Designed for reliability in classrooms, conference rooms, digital signage, and home theater setups, this device preserves image integrity while mirroring the same high-definition signal to every connected display. With built-in signal amplification, EDID management, and robust compatibility, it ensures a synchronized, high-quality viewing experience across multiple screens without compromise.

  • 1x4 DVI distribution amplifier that delivers the same DVI digital video signal to four outputs simultaneously, ensuring uniform image quality across all displays.
  • High-definition compatibility supports resolutions up to 1920x1200 at 60 Hz, providing crisp, detailed graphics for presentations, digital signage, and multimedia content.
  • Signal integrity features built-in equalization and cable compensation, preserving picture quality over longer cable runs and reducing ghosting or artifacts on distant displays.
  • HDCP-compatible and EDID management to ensure proper handshake with sources and displays, minimizing compatibility issues and enabling seamless playback of protected content.
  • Easy integration in fixed installations with a compact, durable enclosure and external power supply for reliable operation in demanding environments.

Technical Details of Gefen 1x4 DVI Distribution Amplifier VGA Switch

  • Video input: 1x DVI-D single-link
  • Video outputs: 4x DVI-D outputs
  • Resolution support: up to 1920x1200 @ 60 Hz
  • HDCP: HDCP compliant on DVI connections
  • Power: External 5V DC power supply included
  • Construction: Compact, durable housing suitable for fixed installations

How to Install Gefen 1x4 DVI Distribution Amplifier

  • Power off all connected devices to prevent any hot-plug issues during setup.
  • Connect the DVI source to the input of the Gefen distribution amplifier using a standard DVI-D cable.
  • Attach up to four DVI-D cables from the amplifier’s outputs to the corresponding displays or projectors.
  • Plug the included external power supply into the unit and connect it to a powered outlet to activate signal amplification.
  • Power on the source and displays. If a display does not show the signal, allow the EDID to learn from the connected displays and verify cable quality and length.

Frequently Asked Questions

  • What is the Gefen 1x4 DVI Distribution Amplifier used for? It is designed to distribute a single DVI source to four displays, ensuring consistent image quality and synchronized playback across multiple screens.
  • Can I use this device with HDMI displays? It is a DVI-D distribution device. For HDMI displays, you can use DVI-to-DVI connections where appropriate, but audio signals will not be carried by DVI and you may need separate audio solutions.
  • Will all four displays show the same image? Yes. This is a 1x4 distribution amplifier intended to mirror the same source to all connected outputs.
  • Does it support HDCP-protected content? Yes, the unit is HDCP compliant on DVI connections, enabling protected material playback when allowed by the source and display.
  • What about the wiring length? The built-in signal amplification helps maintain quality over longer runs, but optimal performance is achieved with reasonably short, high-quality DVI cables and proper cable management.
Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 91584889840

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Brandi
Houston, US
★★★★★ 5
Omg
Size: 3 Ounce (Pack of 1), Size: 3 Ounce (Pack of 1)
Oh. My. Goodness. I had pretty bad acne. one day at a store I bought a travel size of one of these 10% panoxyl and tried it and omg my pimples are gone. Yes I get the occasional spots but they aren’t as terrible as before. My face is so much clearer and it even cleared a little spot of milia I had for so long! My face feels fresh everytime I use it and looks shiny and healthy. No burning for my face atleast. Doesn’t bleach if you rinse it off well. My routine is face wash, panoxyl, azelaic acid, moisturizer. Pretty simple I don’t follow influencers bc they make you buy all this junk products you don’t need for your face and for me less is better. The idea is that benzoyl peroxide essentially kills the bacteria that causes acne on your face. It works so well. I would recommend if you’re gonna use this to patch test on a part of skin near your face could be your temple area by your ear but it’s so important so you don’t end up with burning skin if your sensitive. But otherwise it’s so great and I love it I use it everyday with occasional 1-2 day breaks cleared my acne and now my face is getting more clear! So happy I got this.
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Reviewed in the United States on April 27, 2026
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Lala
Cuba, US
★★★★★ 5
My Favorite Face Mask for Hydrated, Glowing Skin
Scent: Collagen, Size: 4 Count (Pack of 1)
I’ve tried a lot of face masks over the years, but the BIODANCE Bio-Collagen Real Deep Mask has easily become my favorite. Every time I use it, my skin feels incredibly hydrated, smooth, and refreshed, and the results last much longer than I expected from a single mask treatment. One of the things I love most about this mask is how deeply moisturizing it is. After wearing it overnight, my skin looks noticeably plumper and feels soft and nourished. Instead of just giving a temporary boost, I’ve found that the healthy glow lasts well beyond the next day. In my experience, my skin maintained a radiant, hydrated appearance for nearly two weeks after use, which is something I haven’t experienced with many other masks. The hydrogel material feels comfortable on the skin and stays in place well throughout the night. When I remove it in the morning, my skin looks brighter, more refreshed, and noticeably more hydrated. I appreciate that this mask feels like a true self-care treatment rather than just another skincare step. Whether I’m preparing for a special event or simply giving my skin some extra attention, this is the mask I consistently reach for. The fact that it comes in a multi-pack makes it even better because I always like having one available when my skin needs a boost. Overall, this is one of the few skincare products that I continue to repurchase because I genuinely notice a difference. If you’re looking for a mask that delivers intense hydration, plumping benefits, and a beautiful long-lasting glow, I highly recommend giving this one a try.I’m
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Reviewed in the United States on May 30, 2026
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Erin Amones
Pawtucket, US
★★★★★ 5
Instant Glass Skin!
Scent: Collagen, Size: 4 Count (Pack of 1)
I’ve tried SO many sheet masks and this collagen one is genuinely one of the best. My skin looked insanely hydrated, smooth, and glowy after just one use. It fit my face really well, stayed soaked the entire time, and didn’t leave that sticky feeling afterward. The next morning my skin still felt soft and looked brighter. Perfect before events or whenever your skin needs a reset. Definitely repurchasing!!
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Reviewed in the United States on May 24, 2026
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Amy Marie Anderson
Bozeman, US
★★★★★ 5
Absolutely amazing masks!!!
Scent: Collagen, Size: 4 Count (Pack of 1)
These masks are beyond amazing! I use one once a week and leave it on overnight after completing my p.m. skincare routine and wake up to smooth, plump, moisturized, and absolutely glowing!! I have extremely sensitive skin and eyes and these masks do not bother me at all. No burning in my eyes and no irritation of the skin. My deep wrinkles seem a lot less pronounced and some of my more fine lines almost disappear for 24 hours after using this mask. They are simple to use and adhere to the skin perfectly even after applying serums and moisturizers. Once the mask is completely absorbed and becomes clear it peels of the skin with ease. Based on the quality of these masks I am shocked by the low price, it is such a great value for your money. This Mask has become a staple in my skincare routine and I will continue to purchase these!!
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Reviewed in the United States on May 10, 2026
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Tara Rekatsinas
Boise, US
★★★★★ 5
instantly more hydrated + glowy skin
Scent: Collagen, Size: 4 Count (Pack of 1), Scent: Collagen, Size: 4 Count (Pack of 1)
I love this mask. It’s one of those products you can actually see a difference with right after using it. It really helps with: 1. Deep hydration – my skin feels plump and moisturized, not dry or tight 2. Smoother texture – it softens everything and makes my skin feel really smooth 3. Glow/brightness – gives that fresh, healthy glow without looking greasy How I use it: I apply it on clean skin (usually at night), leave it on as directed, and let it fully absorb before removing. I like using it when my skin feels dull or dry and want a quick reset. Overall, it’s super easy to use and makes my skin look more refreshed every time. Definitely a go-to for me.
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Reviewed in the United States on April 28, 2026

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