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StarTech.com MSTMDP123HD Mini DisplayPort to HDMI Multi Monitor Splitter - 3-Port MST Hub - mDP 1.2 to 3x HDMI MST Hub
- Use this adapter to connect three independent displays to a single mDP 1.2 port
- Works with mDP devices such as models of Lenovo Think Pad and Microsoft Surface
- Compatible with HDMI projectors and monitors
- Resolutions up to 4K
- Mini DisplayPort to HDMI multi monitor Hub / Mini DisplayPort splitter / mDP daisy chain hub / Video splitter / Triple head multi stream hub / mDP MST Hub / MST adapter
- Increase your productivity by docking computer with a multi monitor workstation
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Overview
Specs
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Use this adapter to connect three independent displays to a single mDP 1.2 port
Warranty & Returns
Warranty, Returns, And Additional Information
Warranty
- Limited Warranty period (parts): Lifetime
- Limited Warranty period (labor): Lifetime
- Read full details
Return Policies
- Return for refund until: January 31, 2027
- Return for replacement until: January 31, 2027
- This item is covered by Newegg.com's Extended Holiday Return Policy.
- Read full return policy for details.
We want to ensure your holiday shopping this year is hassle-free. That’s why we’re automatically extending our return policies on almost every product! For purchases placed between November 1st, 2026 and December 31, 2026 you will have until January 31, 2027 to return your product.
Manufacturer Contact Info
- Manufacturer Product Page
- Manufacturer Website
- Support Phone: 1-800-265-1844
- Support Email: support@startech.com
- Support Website
- View other products from STARTECH
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The StarTech.com MSTMDP123HD is a Mini DisplayPort 1.2 MST hub that connects a compatible computer to as many as three independent HDMI displays, making it suitable for users building a multi-monitor workstation with HDMI monitors or projectors.
Recommended For
- Windows laptop or desktop users with a Mini DisplayPort 1.2 output that supports MST who want three independent HDMI screens for a fixed desk workstation; the hub supports up to three 1080p displays at 60 Hz.
- Office multitaskers, analysts, and developers who want to spread documents, spreadsheets, dashboards, or code across multiple HDMI monitors without installing a display driver.
- Users with two 4K HDMI monitors who are comfortable running them at up to 30 Hz from a compatible Mini DisplayPort MST computer.
- People setting up a Windows workstation with HDMI monitors or a projector who need to add multiple screens through a compatible Mini DisplayPort output.
Spec Summary
| Attribute | Value |
|---|---|
| Best For | Connecting up to three HDMI displays to a Mini DisplayPort 1.2 device for a multi-monitor setup |
| Video Connectivity | One 20-pin Mini DisplayPort male connector to three 19-pin HDMI female connectors, with audio support and resolutions up to 4K |
| Device Compatibility | For Mini DisplayPort devices, including compatible Lenovo ThinkPad and Microsoft Surface models, and HDMI monitors or projectors; listed for PC use |
| Power | Includes an AC adapter with a Type N plug; accepts 110–240 V AC input and provides 5 V DC, 3 A output |
| Physical Specifications | Black, glossy finish; 4.5 × 2.6 × 0.6 inches and 0.26 lb |
| Package Contents | Mini DisplayPort-to-3×HDMI MST hub, universal power adapter with NA/EU/UK/AU plugs, and quick install guide |
| Model Identifiers | StarTech.com MSTMDP123HD |