
Monoprice 21975 Mini DisplayPort to HDMI MST Hub
Expand Your Display Capabilities with the Monoprice 2-Port Mini DisplayPort MST Hub The Monoprice 2-Port Mini DisplayPort 1.2 to HDMI Multi-Stream Transport (MST) Hub allows you to connect up to two HDMI displays to a single Mini DisplayPort output. Perfect for digital signage, presentations, and...
*Price sourced from Amazon.com. Last updated:Jun 04, 2026.Price and availability are subject to change.
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Overview
Expand Your Display Capabilities with the Monoprice 2-Port Mini DisplayPort MST Hub
The Monoprice 2-Port Mini DisplayPort 1.2 to HDMI Multi-Stream Transport (MST) Hub allows you to connect up to two HDMI displays to a single Mini DisplayPort output. Perfect for digital signage, presentations, and extended desktop applications, this hub offers versatile display options.
Specifications:
- Type: MST Hub
- Ports: 2 x HDMI
- Input: Mini DisplayPort 1.2
- Maximum Resolution (Single Display): Up to 4K@60Hz
- Maximum Resolution (Dual Display): Up to 4K@30Hz per display
- Compatibility: Computers that meet MST specifications (MacOS does not currently support MST)
- Display Modes: Duplicate Mode, Extended Desktop Mode
- Color: Black
Key Features
This Item is only compatible with computers that meet MST specifications. MacOS does not currently support MST.
Multi Stream Transport (MST) Hub: An MST Hub enables three different display modes on up to four monitors connected to a single Mini DisplayPort output.
Duplicate Mode: You can connect a single display at resolutions up to 4K@60Hz to mirror your computer's desktop.
Extended Desktop Mode: Connect two monitors and the hub will automatically extend the image to span the two displays at resolutions up to 4K@30Hz for each display.
Ideal for Digital Signage: Perfect for multi stream displays for use in schools, churches, conference rooms, at trade shows, and in retail outlets.
Specifications
Pros & Cons
👍 Pros
- Enables three distinct display modes, providing versatility for various multi-monitor configurations.
- Supports connecting up to four monitors from a single Mini DisplayPort output, expanding workspace significantly.
- Offers a Duplicate Mode that mirrors the computer's desktop on a single display at resolutions up to 4K@60Hz.
- Provides an Extended Desktop Mode to span images across two monitors, each at resolutions up to 4K@30Hz.
- Ideal for digital signage applications in diverse settings such as schools, churches, and retail outlets.
👎 Cons
- This MST hub is only compatible with computers that specifically meet MST specifications, limiting broader compatibility.
- The Monoprice MST Hub is explicitly stated not to support MacOS, which restricts its use for Apple computer users.
- Extended Desktop Mode limits each of the two connected monitors to a resolution of up to 4K@30Hz.
- The hub's functionality relies on the source computer's Mini DisplayPort output, not standard HDMI or USB-C.
- It requires specific MST support from the host device, which may not be universally available on all older systems.