What is the weight and dimensions of the Thunderbolt 3 Mini Dock?

The Thunderbolt 3 Mini Dock weighs 5.20 oz and has dimensions of 1.10" x 4.90" x 2.70".

What is the maximum resolution supported by the Thunderbolt 3 Mini Dock for HDMI displays?

The Thunderbolt 3 Mini Dock supports up to 4096 x 2160p at 60Hz for two 4K HDMI displays.

$90^.98

Free 30-day Returns

This product is available from Newegg.

Limit 99999 per customer.

Sold by Hot Deals 4 Less

Hot Seller

4 (3,719 seller ratings)

Shipped by Hot Deals 4 Less

Price alert

Add to Wish List

Best Sellers

Newegg

$75^.99
+ FREE SHIPPING

NothingButSavings

Top Rated

4.5 (9,012 total ratings)

$88^.46

IT Devices Online

Hot Seller

4.6 (27 total ratings)

$98^.94
+ FREE SHIPPING

Meet Your Seller

Hot Deals 4 Less

See Seller Store

Main image of Thunderbolt 3 Mini Dock - Portable Dual Monitor w/HDMI 4K 60Hz - 2X USB-A Hub (3.2/2.0), GbE - 28cm Cable - TB3 Multiport Adapter - Mac/Windows - Upgraded Version of TB3DKM2HD (TB3DKMHDL)

Alt view image 2 of 7 - Thunderbolt 3 Mini Dock - Portable Dual Monitor w/HDMI 4K 60Hz - 2X USB-A Hub (3.2/2.0), GbE - 28cm Cable - TB3 Multiport Adapter - Mac/Windows - Upgraded Version of TB3DKM2HD (TB3DKMHDL)

Alt view image 3 of 7 - Thunderbolt 3 Mini Dock - Portable Dual Monitor w/HDMI 4K 60Hz - 2X USB-A Hub (3.2/2.0), GbE - 28cm Cable - TB3 Multiport Adapter - Mac/Windows - Upgraded Version of TB3DKM2HD (TB3DKMHDL)

Alt view image 4 of 7 - Thunderbolt 3 Mini Dock - Portable Dual Monitor w/HDMI 4K 60Hz - 2X USB-A Hub (3.2/2.0), GbE - 28cm Cable - TB3 Multiport Adapter - Mac/Windows - Upgraded Version of TB3DKM2HD (TB3DKMHDL)

Alt view image 5 of 7 - Thunderbolt 3 Mini Dock - Portable Dual Monitor w/HDMI 4K 60Hz - 2X USB-A Hub (3.2/2.0), GbE - 28cm Cable - TB3 Multiport Adapter - Mac/Windows - Upgraded Version of TB3DKM2HD (TB3DKMHDL)

Alt view image 6 of 7 - Thunderbolt 3 Mini Dock - Portable Dual Monitor w/HDMI 4K 60Hz - 2X USB-A Hub (3.2/2.0), GbE - 28cm Cable - TB3 Multiport Adapter - Mac/Windows - Upgraded Version of TB3DKM2HD (TB3DKMHDL)

Alt view image 7 of 7 - Thunderbolt 3 Mini Dock - Portable Dual Monitor w/HDMI 4K 60Hz - 2X USB-A Hub (3.2/2.0), GbE - 28cm Cable - TB3 Multiport Adapter - Mac/Windows - Upgraded Version of TB3DKM2HD (TB3DKMHDL)

Shop All STARTECH Products | Visit Hot Deals 4 Less Store

Thunderbolt 3 Mini Dock - Portable Dual Monitor w/HDMI 4K 60Hz - 2X USB-A Hub (3.2/2.0), GbE - 28cm Cable - TB3 Multiport Adapter - Mac/Windows - Upgraded Version of TB3DKM2HD (TB3DKMHDL)

Be the first to review this product...

Replacement for TB3DKM2HD; new version offers same functions, plus extra-long 11" attached cable provides extended reach to reduce port strain
Compact USB bus-powered Thunderbolt 3 certified multiport adapter
For MacBook Pro/Air; extended dual display on MacBooks w/ Intel processor and single display w/ Apple M1 chip
Windows TB3 laptops like Dell XPS HP EliteBook Lenovo X1 Carbon

Overview

Specs

Reviews

See all Q & A

Any questions? Our AI mode will help you find out quickly.

Try me now

Model
Brand	StarTech.com
Model	TB3DKM2HDL

Details
Compatibility	Windows 10 (32/64 bit), 8.1 (32/64bit), 7 (32/64bit) Windows Server 2008 R2, 2012(32/64bit) Mac OS 10.10 - 10.15
Ports Spec	2 x 4K HDMI displays (up to 4096 x 2160p @ 60Hz) 1 x USB 3.2 Gen 1 Type-A port (5Gbps) 1 x USB 2.0 Type-A port 1 x Gigabit Ethernet port (with PXE Boot and Wake-on-LAN support)

Dimensions & Weight
Dimension	1.10" x 4.90" x 2.70"
Weight	5.20 oz.

Features
Features	THUNDERBOLT 3 CERTIFIED MINI DOCK: 40 Gbps video & data throughput, dual monitor 4K 60Hz HDMI output, 2-Port USB-A Hub (1x USB 3.1 Gen 1 5Gbps & 1x USB 2.0) & Gigabit Ethernet port w/ PXE boot and WoL EXTRA LONG 11 INCH ATTACHED CABLE: This Thunderbolt 3 docking stations' 11in (28cm) attached cable provides extended reach to reduce port/connector strain on MacBooks and laptops on riser stands COMPACT SIZE: This bus-powered, portable thunderbolt 3 mini dock is designed for shared and small workspaces; Use this Thunderbolt 3 multiport adapter for work from home or on-the-go/travel use BROAD LAPTOP COMPATIBILITY: No driver setup; This universal TB3 dock is compatible w/ MacBook Pro 13, 16 and Air, plus Windows-based Thunderbolt 3 laptops like Dell XPS, HP EliteBook, Lenovo X1 Carbon FOR HIGH POWERED LAPTOPS: For users who need to use their laptop power adapter as they require 100W or more to keep their laptop charged; but still want Thunderbolt 3 dock performance & functionality
Content	1 - Docking Station 1 - User Manual

Additional Information
First Listed on Newegg	September 17, 2025

Warranty & Returns

Warranty, Returns, And Additional Information

Warranty

Please contact the Seller directly for warranty information. Warranty information may also be found on the Manufacturer's website.
Read full details
CONTACT

Return Policies

Return for refund within: 30 days
Return for replacement within: 30 days
This item is covered by Hot Deals 4 Less Return Policy

Manufacturer Contact Info

For a directory of all our manufacturers, please click below.
Manufacturers Directory

Best Sellers

Meet Your Seller

Thunderbolt 3 Mini Dock - Portable Dual Monitor w/HDMI 4K 60Hz - 2X USB-A Hub (3.2/2.0), GbE - 28cm Cable - TB3 Multiport Adapter - Mac/Windows - Upgraded Version of TB3DKM2HD (TB3DKMHDL)

Learn more about the STARTECH TB3DKM2HDL

Customer Reviews of the STARTECH TB3DKM2HDL

Warranty & Returns

Warranty, Returns, And Additional Information

Warranty

Return Policies

Manufacturer Contact Info

Item#: 9SIA1K6KKC1605

Best Sellers

Meet Your Seller

Thunderbolt 3 Mini Dock - Portable Dual Monitor w/HDMI 4K 60Hz - 2X USB-A Hub (3.2/2.0), GbE - 28cm Cable - TB3 Multiport Adapter - Mac/Windows - Upgraded Version of TB3DKM2HD (TB3DKMHDL)

Learn more about the STARTECH TB3DKM2HDL

Customer Reviews of the STARTECH TB3DKM2HDL

Warranty & Returns

Warranty, Returns, And Additional Information

Warranty

Return Policies

Manufacturer Contact Info