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Select all	Attribute	Value
	Brand	StarTech.com
	Product Type	Adapter
	Number of USB Ports	2
	USB Specification	USB Type B
	Power Source	USB
	Network Connection Type	USB
	Width	49.50mm
	Standards/Approvals	No
	Height	12.40mm
	Depth	61.10mm

	Select all
	Brand StarTech.com
	Product Type Adapter
	Number of USB Ports 2
	USB Specification USB Type B
	Power Source USB
	Network Connection Type USB
	Width 49.50mm
	Standards/Approvals No
	Height 12.40mm
	Depth 61.10mm

Datasheet - MST14DP122DP

COO (Country of Origin):: CN

StarTech Adapter, 49.5mm Width, 12.4mm Height - MST14DP122DP

This adapter converts a single DisplayPort 1.4 output into two independent DisplayPort outputs using Multi-Stream Transport (MST) for Windows hosts. It is USB powered via a Micro-B lead and designed to expand a DisplayPort-enabled PC or laptop to dual displays with HDR capability and plug-and-play operation.

Features and Benefits:

• Drives two independent DisplayPort outputs for extended workflows
• Supports DisplayPort 1.4 bandwidth enabling high-resolution output
• USB-powered operation reduces host port load and complexity
• Built-in 30cm cable minimises port strain and increases placement options
• HDR support enhances contrast and colour for Visual tasks

Applications

• Suitable for configuring dual 4K60 extended workstations
• Ideal for video editing across two DisplayPort monitors
• Used with Windows PCs featuring DP 1.4 outputs and MST support
• Can be used for mirroring content to dual displays or projectors
• Useful when adding multiple displays without extra GPU outputs

Which operating systems are supported?

It functions only with Windows and does not support macOS, Chrome OS or Linux.

How is the unit powered and what cable is included?

It is USB powered and ships with a USB Micro-B power cable for 2.5W power only.

What host requirements affect achievable resolutions?

The host must support DP 1.4, HBR3 and MST and the GPU/processor must offer DSC through MST for certain high-resolution modes.

What chipset does the device use?

The hub uses a Synaptics VMM5220 chipset.

What environmental conditions apply to operation?

Operating temperature range is 0°C to 40°C with storage from -40°C to 70°C and humidity 5% to 90% RH (non‑condensing).

StarTech.com 2 Port USB Type B Adapter, USB Powered, 61.10 mm 12.40 mm 49.50mm

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