Drive Two 4K HDMI Displays from a Single Thunderbolt Port
Unlock the full potential of your professional workflow with the Sonnet Thunderbolt to Dual 4K 60Hz HDMI Adapter. Designed for creatives, developers, and power users, this compact and powerful adapter transforms a single Thunderbolt port on your Mac or Windows computer into a high-performance, dual-display workstation. Stop juggling windows on a cramped laptop screen and expand your digital canvas across two stunning 4K monitors, each running at a silky-smooth 60Hz refresh rate. The result is a seamless, expansive, and incredibly productive workspace.
Imagine your new setup: video editors can view a full-screen timeline on one display with their bins and tools on another. Programmers and analysts can examine complex code or vast datasets without constant scrolling and switching. The adapter leverages a dedicated graphics pipeline from your computer's GPU, ensuring that driving two additional displays has zero impact on your system's performance. Enjoy crisp text, fluid motion, and vibrant, accurate color for everything from high-resolution video editing and graphic design to detailed financial modeling—all without lag or stutter. This is the performance you demand, with the simplicity you need.
Built for the modern professional, the Sonnet adapter is completely bus-powered, drawing all the energy it needs directly from your computer’s Thunderbolt port. This intelligent design eliminates the need for a bulky external power adapter, reducing cable clutter and making it the perfect companion for both your office desk and on-the-go setups. With true plug-and-play functionality, there are no drivers to install or complicated settings to configure. Simply connect the adapter and your displays, and you’re ready to work. It’s the ultimate tool for boosting efficiency and creating a professional-grade workstation, wherever you are.
Key Features
- Dual 4K 60Hz HDMI Output: Connect two independent HDMI displays at resolutions up to 4K (4096 x 2160) at a fluid 60Hz.
- High-Performance & Lag-Free: Utilizes a dedicated graphics pipeline to drive displays without impacting computer performance.
- Completely Bus-Powered: Draws power directly from the Thunderbolt port—no external power supply needed.
- Broad Compatibility: Works seamlessly with Intel, M1/M2 Pro/Max/Ultra Mac and Windows computers with Thunderbolt ports.
- Plug & Play: No drivers or software installation required for a quick and easy setup.
- Backward Compatible: Also supports 1080p and other lower-resolution displays for maximum flexibility.
- Durable & Reliable: Encased in a rugged aluminum enclosure and backed by a 2-year manufacturer warranty.
Technical Specifications
| Input Connector | 1 x Thunderbolt (40Gbps) Male |
| Output Connectors | 2 x HDMI Female |
| Maximum Resolution | 2 x 4096 x 2160 @ 60Hz |
| Audio Support | Supports digital audio output on both HDMI ports |
| Power Source | Bus-powered via Thunderbolt Port |
| macOS® Compatibility | Mac with a Thunderbolt port. Compatible with Intel, M1 Pro, M1 Max, M1 Ultra, M2 Pro, M2 Max, M2 Ultra, and newer Pro/Max/Ultra chips. |
| Windows® Compatibility | Windows computer with a Thunderbolt port. |
| Important Note | Not compatible with M1 or M2 base-chip Mac models, which only support a single external display. |
| Warranty | 2-Year Manufacturer Warranty |
Shipping policy
Any items which are in stock, will be dispatched immediately - same day if possible and morning of the following business day at the latest. Items which are not in stock at our local warehouse will be routed to us, and dispatched immediately upon arrival to us. In that case, the estimated dispatch time is noted on the product page.
Note that you are always welcome to email info@dittools.eu or call (+372) 5556 0057 for a more accurate shipping time estimate, as this does vary depending on a number of factors.
Standard shipping
Unless otherwise noted, all items are shipped standard via DPD. We normally ship to European Union countries only – do contact us for possible exceptions, particularly other European mainland countries. Shipping times vary between 1 to 10 business days within Europe – an up to date estimate will be given at checkout.
Express shipping
Our shipping partner for expedited deliveries is DHL Express; please contact us directly for a quote.
Returning an item
If you are not completely satisfied with your purchase, you can return your item(s) for a full refund within 14 days of confirmed delivery.
Special sales, demo items and promotions may have modified return policies. If an item from a bundle is returned for refund, the total bundle discount or the total value of the gifts will get deducted from the returned item prior to issuing a refund. If the bundle discount (or gift value) exceeds the value of the returned item, the difference must be paid to be able to return the item.
Return autorization
If you would like to return any item(s), please contact us by either emailing info@dittools.eu or calling (+372) 5556 0057. We will share with you a Return Merchandise Authorization (RMA) code and ask that you clearly mark this code outside of your shipping box as you ship your item(s) back for a refund.
You will be liable for the shipping and any applicable customs/duty fees returning the item(s).
Incorrect items
If the return is made due to a faulty product, or an incorrectly shipped product, or if you are returning the item(s) due to a defect, or functionality issue, or because it is not the item you have ordered, we will gladly email or mail a return shipping label covering all shipping related expenses. In order to determine whether the return is initiated due to a technical problem, we may ask for you to provide visual support like images or a video on the item(s).
Shipping
Returned merchandise must be in its original packaging, and placed in a decent shipping box, e.g. the same box that we shipped the items to you in. Please make sure to clearly mark the RMA code you have received from us outside on the box.
Do not forget to cover or peel off any existing shipping labels on the box.
DIT Supplies OÜ cannot be held accountable for return shipments that have not reached us or returns made without RMA codes. We strongly advise that if you are returning the item(s) with a carrier of your choice that you use a traceable shipping method.
It may take 4-5 business days for your return to reach us. Once it is received and inspected, your refund will be processed and automatically applied to your credit card or original method of payment within 14 business days. Please note that depending on your credit card company, it may take an additional 2-4 business days after your credit is applied for it to post to your account.
Customs, duties & taxes
There are no customs duties or taxes on orders shipping within the EU. Orders shipped outside of the EU may be subject to import taxes, customs duties and fees collected by the destination country. The recipient of an international shipment may be subject to such import taxes, customs duties and fees, which are collected once a shipment reaches the recipient's country. Additional charges for customs clearance must be paid for by the recipient; we have no control over these charges and cannot predict what they may be. Customs policies vary widely from country to country; and when customs clearance procedures are required, it can cause delays beyond our original delivery estimates. We advise that you contact your local customs office for more information.