STARTECH.COM | DKM31C3HVCPD

Portable USB-C Multiport Dock with HDMI, VGA and USB-C Video

Add flexible display, USB and network connectivity on the go with HDMI, VGA, a dual-purpose USB-C video/data port, two 10Gbps USB-A ports and 100W Power Delivery passthrough.

Three display connectors

Choose HDMI, VGA or USB-C DP Alt Mode video to suit the monitor.

4K 60Hz single display

HDMI or USB-C video supports up to 4K 60Hz when used alone.

10Gbps peripherals

Connect two USB-A devices plus a dual-purpose 10Gbps USB-C port.

Up to 80W to the laptop

Pass through a 100W USB-C adapter; the dock reserves 20W.

What to know

A power adapter is not included. Multiple-display operation requires a Windows host with MST and performance depends on DP version and graphics support. Apple M-series systems support one external display through this adapter.

Frequently asked questions

How many displays can the DKM31C3HVCPD support?

It can support multiple displays on compatible Windows MST hosts, but the available resolutions depend on DP bandwidth and graphics capability.

Can it output 4K at 60Hz?

Yes. HDMI or downstream USB-C video supports up to 4K 60Hz when used as a single display.

Does it support VGA monitors?

Yes. The VGA output supports up to 1920 x 1200 or 1920 x 1080.

Can Apple M-series Macs use multiple external displays with it?

No. The official specification identifies single-display support for Apple M-series systems.

How much charging reaches the laptop?

With a 100W USB-C PD source, up to 80W reaches the laptop because the dock reserves 20W.

Is a power adapter included?

No. A USB-C Power Delivery adapter is sold separately; the dock can also operate from USB bus power without laptop charging.

What does the downstream USB-C port do?

It can provide 10Gbps data or USB-C DP Alt Mode video and supplies up to 10W to a connected device.

What is required for dual displays?

The host must support USB-C DP Alt Mode and MST; resolution depends on DP 1.2 or DP 1.4 bandwidth and the host GPU.

Not sure this is the right product for your setup? Visit the DeviceDeal Buying Guides.

(DKM31C3HVCPD)

Features and highlights

Portable USB-C dock with HDMI 2.0b, VGA and downstream USB-C video output
Single-display HDMI or USB-C video up to 4K 60Hz; VGA up to 1920 x 1200
Dual-display modes depend on host MST, DP bandwidth and graphics capability
Two USB-A 10Gbps ports and one dual-purpose USB-C 10Gbps/video port
Downstream USB-C port supplies up to 10W to a connected device
Gigabit Ethernet with Wake-on-LAN
100W USB Power Delivery passthrough with up to 80W available to the laptop
Integrated 250mm host cable; USB bus powered when a charger is not connected

Compatibility check: For multiple displays, the host must support USB-C DP Alt Mode and MST. A suitable USB-C PD power adapter is required for passthrough charging and is sold separately.

Specifications

Product type	Portable USB-C multiport dock / adapter
Host connection	Integrated 250mm USB-C cable
Video outputs	1 x HDMI 2.0b; 1 x VGA; 1 x downstream USB-C with DP Alt Mode video
Single-display HDMI	Up to 3840 x 2160 at 60Hz
Single-display USB-C video	Up to 3840 x 2160 at 60Hz
VGA resolution	Up to 1920 x 1200 or 1920 x 1080
Dual-display guidance	DP 1.4/MST host with suitable graphics: USB-C + HDMI up to one 4K 30Hz and one 1440p 60Hz; DP 1.2 host up to two 1080p displays
Apple M-series limitation	One external display
USB ports	2 x USB-A 10Gbps; 1 x downstream USB-C 10Gbps or video, up to 10W device power
Networking	Gigabit Ethernet with Wake-on-LAN
Power Delivery	100W passthrough input; dock reserves 20W; up to 80W to laptop
Power adapter	Not included; dock can be bus powered
Dimensions / weight	144 x 83 x 28mm; 168g
Package dimensions / weight	210 x 145 x 40mm; 262g
In the box	USB-C multiport dock with integrated host cable and documentation
UPC	065030887014
Warranty	3 years

SKU	DKM31C3HVCPD
Barcode #	65030887014
Brand	STARTECH
Shipping Weight	0.2600kg
Shipping Width	0.004m
Shipping Height	0.021m
Shipping Length	0.015m

Warranty and Australian supply

DKM31C3HVCPD is supplied by DeviceDeal as an Australian-market product and carries the official 3-year StarTech.com manufacturer warranty in Australia.

Keep your DeviceDeal tax invoice as proof of purchase. Warranty service is subject to StarTech.com terms, eligibility requirements and product assessment.