

Extend Your Display the Fast and Simple Way
Expanding your computer's screen real estate shouldn't be limited by the number of video ports, as is often the case with base M1/M2/M3 Macs that support only one external display via USB-C. The Plugable Universal Graphics Adapter provides a practical solution, adding two HDMI ports to your computer through a single USB connection. The Plugable UGA-HDMI-2S offers an affordable alternative to a docking station for creating a dual-monitor setup.
Windows and ChromeOS users can expand even further by integrating the adapter with an existing docking station, expanding their setup to support up to eight 1920x1080 (HD) displays with multiple adapters (two 1080p displays per adapter, up to 4 on macOS). It also enables users to customize a triple or quad display setup by combining it with a single USB-C dock, enhancing productivity and efficiency. Whether you’re adding additional displays to the dock you already have or just need a straightforward way to expand your screen real estate, the HDMI Dual Monitor Adapter for 2 monitors provides a seamless and efficient solution.
Moreover, the compact and portable design of the adapter allows users to extend their displays from anywhere—whether at home, in the office, or on the go
Note: Actual performance and the number of supported displays can vary based on system specifications and the specific Silicon Motion hardware in use

How to Install SiliconMotion software for macOS
Note - macOS requires ‘Screen Recording’ permission for the SMI software to work. Granting this permission enables sending data from your computer over USB to the HDMI outputs. No data, images, or pixels are being stored or recorded.
How to Install SiliconMotion software for macOS
Merchant VideoDo I need to install drivers to use this adapter on Windows or macOS?
Yes. The UGA-HDMI-2S requires the installation of Silicon Motion (SMI) graphics drivers to function. This driver can be found on our website.
Can I use this graphics adapter on macOS?
Yes! The Silicon Motion InstantView app must be installed for functionality on macOS. Installation steps are shown in the “How to Install Silicon Motion for macOS” video above or in the gallery videos.
Does this adapter use DisplayLink technology to function?
No, this adapter is powered by Silicon Motion (SMI) graphics technology. DisplayLink software is not compatible with this device and should not be installed.
Does this adapter support streaming video from Netflix/Hulu/Etc.?
No, copyright protected content that uses HDCP will not work. This includes popular video streaming services such as Netflix, Hulu, etc.
I’m not getting any video out of the HDMI ports. What could be wrong?
Please make sure that you have installed the Silicon Motion driver on your system, which can be found on our website.
Plugable Adapters

Extend Your Display the Fast and Simple Way
Expanding your computer's screen real estate shouldn't be limited by the number of video ports, as is often the case with base M1/M2/M3 Macs that support only one external display via USB-C. The Plugable Universal Graphics Adapter provides a practical solution, adding two HDMI ports to your computer through a single USB connection. The Plugable UGA-HDMI-2S offers an affordable alternative to a docking station for creating a dual-monitor setup.
Windows and ChromeOS users can expand even further by integrating the adapter with an existing docking station, expanding their setup to support up to eight 1920x1080 (HD) displays with multiple adapters (two 1080p displays per adapter, up to 4 on macOS). It also enables users to customize a triple or quad display setup by combining it with a single USB-C dock, enhancing productivity and efficiency. Whether you’re adding additional displays to the dock you already have or just need a straightforward way to expand your screen real estate, the HDMI Dual Monitor Adapter for 2 monitors provides a seamless and efficient solution.
Moreover, the compact and portable design of the adapter allows users to extend their displays from anywhere—whether at home, in the office, or on the go
Note: Actual performance and the number of supported displays can vary based on system specifications and the specific Silicon Motion hardware in use

How to Install SiliconMotion software for macOS
Merchant VideoHow to Install SiliconMotion software for macOS
Note - macOS requires ‘Screen Recording’ permission for the SMI software to work. Granting this permission enables sending data from your computer over USB to the HDMI outputs. No data, images, or pixels are being stored or recorded.
Do I need to install drivers to use this adapter on Windows or macOS?
Yes. The UGA-HDMI-2S requires the installation of Silicon Motion (SMI) graphics drivers to function. This driver can be found on our website.
Can I use this graphics adapter on macOS?
Yes! The Silicon Motion InstantView app must be installed for functionality on macOS. Installation steps are shown in the “How to Install Silicon Motion for macOS” video above or in the gallery videos.
Does this adapter use DisplayLink technology to function?
No, this adapter is powered by Silicon Motion (SMI) graphics technology. DisplayLink software is not compatible with this device and should not be installed.
Does this adapter support streaming video from Netflix/Hulu/Etc.?
No, copyright protected content that uses HDCP will not work. This includes popular video streaming services such as Netflix, Hulu, etc.
I’m not getting any video out of the HDMI ports. What could be wrong?
Please make sure that you have installed the Silicon Motion driver on your system, which can be found on our website.
Plugable Adapters
![]() UGA-HDMI-2S | ![]() UGA-HDMI-S | ![]() UGA-DP-S | ![]() USBC-6950M |
|---|---|---|---|
| Customer Reviews | |||
| — | — | — | — |
| Price | |||
| — | — | — | — |
| # of Displays | |||
| 2 | 1 | 1 | 2 |
| Video Ports | |||
| 2x HDMI | 1x HDMI | 1x DisplayPort | 2x HDMI |
| Resolution Supported | |||
| 1920x1080 @ 60Hz | 2560x1440p @ 60Hz | 2560x1440p @ 60hz | 2x 4K @ 60Hz |
| Software | |||
| Silicon Motion | Silicon Motion | Silicon Motion | DisplayLink |
| Laptop Connection | |||
| USB 3.0, USB-C, TB3/4, USB4 | USB 3.0, USB-C, TB3/4, USB4 | USB 3.0, USB-C, TB3/4, USB4 | USB-C, TB3/4, USB4 |
















































