USB-C to Dual HDMI Adapter

This USB-C to Dual HDMI adapter connects a computer,laptop or smartphone with a USB Type-C or Thunderbolt 3/4 port to one or two monitors with HDMI input.

Dual HDMI support 4k@30Hz, backwards compatible with 2K and 1080p resolution.

Supports SST on Windows, MacOS, Support Multi-Stream (MST) on windows.

1. How to set Dual display on MacBook?

"Setting" → "Display" → click the "mirror display" box to switch to Extend mode → then you can drag a window of website/movie to the rightest side of your desktop screen until it disappears on your desktop screen and shows up on the external monitor screen.

( Important Note: On Mac devices, CAN NOT extend two different screen, ONLY Mirror Screens due to Mac OS limitation)

2. How to connect Extend Mode for Windows OS?

Right-click desktop→ select Intel display Settings → pop-up Settings screen select display→ select multi-screen display→ expand the desktop

(If the display 3 is not displayed, please to manually select the display→click to apply to confirm can set OK)

3. If one the display does not display, How to do?

Right-click desktop > Graphics Settings > Select One or More Active Displays.

Friendly tips:

Not Support Apple devices to output two different split screens, including MacBook Air / Pro, iMac, etc

About this item

• USB C to Dual HDMI Adapter : USB C to Dual HDMI Adapter support devices with USB Type C (thunderbolt 3) port to two external monitors to enjoy movies, games with your families on external ultra HD big screen. But note: On Mac devices, support Mirror Mode and Extend Mode, but only SST supported, due to Mac OS limitation; Macbook with M1/M2 chip only can extend one monitor; Windows OS supports both SST and MST mode, android system only support mirror mode.
• Mirror & Extended Dispaly: USB-C splitter 2 HDMI monitors. * For Windows OS, you can connect two additional same or different displays (ABC and ABB display mode). The two additonal monitors will display the same with MacBook Mac OS (ABB). As to Mac M1/M2 devices to display 3 different monitors(ABC). Tablets and phones can only mirror the display.
• How to set Dual display:For Windows:Press Windows key+P combination command-->Choose Duplicate or Extend.For Mac:Top left corner Apple icon-->System Preferences-->Displays-->Mirror or Extend Displays, both HDMI monitor are identical but but can be different with laptop screen.
• Wide Compatibility: Dual monitor Adapter compatible with MacBook/MacBook Pro , etc. (Note: NOT for all USB-C port laptop, such as this adapter CANNOT work with Pavilion , Make sure your laptop or PC supports ” Thunderbolt 3” or “display output mode(DP ALT mode)”).
• Plug and Play: USB C HDMI Adapter offers an easy setup by natively working on device that supports DP Alt Mode over USB Type-C, plug and play, No need any driver. Dual-monitor splitter is powered by the USB C port, means no external power cords are necessary. Please you may need to change the settings of "the default audio output device" on system preference to deliver sound before you use.