Dell DA300 Mobile Docking Station



Most comprehensive, compact 6-in-1 USB-C adapter

Most comprehensive, compact 6-in-1 USB-C adapter

Featuring the widest variety of port options available including HDMI, DP, VGA, Ethernet, USB-C and USB-A, the Dell USB-C Mobile Adapter - DA300 offers seamless videoi, network, and data connectivity, in a neat, compact design.

Crisp 4K resolution at 60Hz and fast SuperSpeed USB 10 Gbps data transfer rate

Connect to high resolution displays without compromising on performance, thanks to the USB-C Mobile Adapter’s ability to support 4K resolution at 60Hzi. Simply plug in your PC to a monitor or projector via DisplayPort or HDMI 2.0. Using legacy video ports is also a breeze with the adapter’s readily available VGA port.

The USB-C and USB-A downstream ports let you connect other supported peripheralsi and enjoy faster file transfers with SuperSpeed USB 10Gbpsi data transfer speeds.

Innovative design

Innovative design

The small, round-shaped adapter fits neatly in your bag, while the concealed cable can be extended or retracted by rotating the top and bottom cover of the adapter, for easy storage. The longer coaxial cable offers flexibility to connect to various form factors from clamshells to 2-in-1s to detachables, providing enhanced signal quality for stable connectivity wherever your busy day takes you.

Easy plug and play. Best with Dell systems

Easy plug and play. Best with Dell systems

Easy to use, the adapter is ready to go when you plug it in - no installation of external drivers is necessary. Pair your adapter with Dell systems to enjoy Business Class featuresi such as MAC address pass-through, PXE Boot, and Wake-On-LAN. It works with most operating systems, including Windows and MACi.

Additional Product Notes

1. Only one video output is supported at a time.

2. Available with select PC models (with support for DisplayPort Alt-Mode 1.3 & above standard) when connected to displays that offer 4K resolution at 60Hz. Otherwise, default resolution will be 4K at 30Hz.

3. a) When adapter is connected to a Thunderbolt or 15W USB-C (DisplayPort Alt-mode) port – two downstream USB-C and USB-A ports with USB3.1 Gen 2 file transfer rate of up to 10 Gbps is supported.

b) When adapter is connected to a 7.5W USB-C (DisplayPort Alt-mode) port – only one of the two downstream USB-C and USB-A ports with USB2.0. file transfer rate up to 480 Mbps is supported on a 1st come 1st serve basis (the peripheral connected first to either the USB-C or USB-A port is supported) 4. USB mice, keyboards, mice dongles, select SSDs and flash drives.

5. Dell Business Class Features include:

PXE Boot – Pre eXecution Environment Boot allows a computer to be troubleshot remotely when connected to the network via its network card. Wake-On-LAN – Starts your PC remotely using the signal over your network.

MAC address pass-through – MAC address pass through recognizes only a unique MAC address entered in the system’s BIOS (Basic Input/Output System) by overriding the adapter MAC address every time your laptop is connected to the network, ensuring that your PC’s MAC address stays the same no matter which USB-C adapter you use. 6. Tested with macOS High Sierra 10.13.4 and macOS Sierra 10.12.6.




Product Type





2.7 in


2.75 in


1 in


2.82 oz



Data Link Protocol

Gigabit Ethernet

Expansion / Connectivity





1 x USB-C


1 x display / video - HDMI


1 x display / video - VGA


1 x display / video - DisplayPort


1 x network - Ethernet 1000 - RJ-45


Cables Included

1 x USB-C cable - integrated - 4.7 in


Preboot Execution Environment (PXE) support, MAC address pass-through, bus powered

Compliant Standards

Plug and Play

System Requirements


OS Required

Apple MacOS, Microsoft Windows 7 / 8 / 8.1 / 10

Compatibility Information


Designed For

Dell Latitude 3390 2-in-1, 5290, 5290 2-in-1, 5490, 5590, 7290, 7390, 7490



This product is compatible with the following systems:

Latitude 5280


Latitude 5480


Latitude 5580


XPS 9365 2-in-1


Precision 5520


Latitude 7280


Precision 3520


Latitude 7480


Precision 7520


Latitude 5289 2-in-1


Latitude 7285 2-in-1


Latitude 7380


Latitude 7389 2-in-1


Precision 7720


Inspiron 15 5000 Series (5570)


Latitude 7490


Latitude 7390


Latitude 5490


Latitude 5590


Latitude 5290


Latitude 7290


Inspiron 13 7000 Series (7373)


Inspiron 15 7000 Series (7573)


Inspiron 17 5000 Series (5770)


Inspiron 13 7000 Series (7370)


Inspiron 15 7000 Series (7570)


XPS 13 9370


Latitude 5290 2 In 1


Latitude 3490


Latitude 3390 2 In 1


Latitude 3590


Chromebook 5190


XPS 15 (9575)


XPS 15 (9560)


Vostro 15 (7570)

No additional files, specification sheets, guides or documentation found for product.

Warranty: 12 Month Return To Base

Full manufacturers warranty details are available at the manufacturers web site.

Unless otherwise specified Techbuy is normally your first point of contact for warranty related returns, further information regarding our warranty policies and consumer guarantees is available on our policies and service & support pages.

To apply for return of a product just go to our returns page.

These terms are in addition to and do not affect any terms, conditions, guarantees and warranties implied by law.

Visitor Reviews

[ There are no visitor reviews for this product yet]

Review Product
Click on a thumbnail to view it below

No related products found.

L7: 6 | TM: 17 | LM: 65 | TY: 407 | T: 453

Secure Online Shopping

We accept the following with No surcharge on VISA, Mastercard and Paypal!
Techbuy Pty Ltd 2000 - 2020 All rights reserved.
All prices shown on are in $AUD and inclusive of GST. Prices and availability are subject to change without prior notice. Images displayed are accurate to the best of our knowledge and we will not be held responsible for purchases based soley on these images. All brands and names are trademarks of their respective companies. Shipping Australia wide to all metro and regional areas (Sydney, Melbourne, Brisbane, Adelaide, Perth) and Internationally. For more information, please see our usage policies.