USB graphics adapter Sonnet USB3-DHDMI — up to 3840 x 2160, USB 3.0, black

Sonnet USB3-DHDMI USB graphics adapter uses DisplayLink technology to let you connect two 4K (3840 x 2160) @ 60Hz HDMI displays to a single port on computers such as Apple M1 Macs and other Mac or Windows systems. The adapter is compact, black, and designed to expand display options when the host computer limits the number of external monitors.

Advantages

This adapter overcomes single‑display limits on some computers by using DisplayLink to drive two external HDMI monitors at up to 4K@60Hz. It increases workspace area for multitasking, supports common video modes including 1080p, and provides a simple plug‑and‑play USB connection to add extra screens without internal upgrades. The small form factor and black finish make it unobtrusive on a desk or in mobile setups.

Suitable for

Key specifications

How to use

Install the required DisplayLink drivers on the host computer if prompted, then connect the adapter to an available USB port and attach up to two HDMI displays to the adapter’s HDMI outputs. Configure display arrangement and resolution in the operating system’s display settings to extend or mirror screens as needed. For the best video performance, ensure the host system meets DisplayLink driver requirements and use HDMI cables rated for the chosen resolutions.

Recommendations

Use with productivity software and multimedia playback for extended workspace. Keep DisplayLink drivers up to date for compatibility and optimal performance, and use high‑quality HDMI cables to maintain stable 4K@60Hz output.