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Dell

Dell USB 3.0 Ultra HD/4K Triple Display Docking Station (D3100), Black

Name: Dell USB 3.0 Ultra HD/4K Triple Display Docking Station (D3100), Black
Brand: Dell
SKU: B00O0M46KO
Price: 154.99 USD
Availability: InStock

By Mike Perry, Hardware Editor · Verified 2026-09-06

Mike Perry has researched PC hardware since 2014, tracking 80+ GPU generations, 50+ retro handheld platforms, and 30+ vintage PC configurations. He synthesises community benchmarks, manufacturer specs, and public forum data into actionable buying guides. View full credentials →

$154.99

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View Current Price on Amazon → Compare to similar PC & gaming hardware

*Price sourced from Amazon.com. Last updated 2026-08-18. Price and availability subject to change.

Bottom line: The Dell USB 3.0 Ultra HD/4K Triple Display Docking Station (D3100), Black is a niche pick — read recent reviews before buying in the PC & gaming hardware category, priced around $154.99. Compare close alternatives before committing.

The Dell D3100 USB 3.0 docking station turns a single USB 3.0 port into a full desktop workstation, driving up to three external displays at once so you can spread applications across a wider workspace instead of tabbing between them. Video output runs through two HDMI ports (19-pin type A, with an HDMI-to-DVI adapter in the box) plus one DisplayPort connection, supporting resolutions up to 2048 x 1152 at 60Hz. Connectivity is the other half of the story: three SuperSpeed USB 3.0 type A ports handle external drives and high-bandwidth peripherals, two USB 2.0 ports cover a keyboard and mouse…

SpecPicks Verdict

SpecPicks scored Dell USB 3.0 Ultra HD/4K Triple Display Docking Station (D3100), Black using a rating × review-volume × price-fit model applied to our editorial and benchmark analysis across the PC & gaming hardware category. Dell's PC & gaming hardware lineup sits within the broader category mid-tier; price and specs are the deciding factors over brand loyalty here. Mixed or limited buyer feedback at this price point — focus your evaluation on recent reviews that specifically address build quality and long-term reliability, and shortlist one or two close alternatives before deciding.

Common buyer scenarios for PC & gaming hardware of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the Amazon listing before purchase. Prices, stock, and Prime eligibility update directly from Amazon's catalog and may have moved since this page was last verified.

Pros & Cons

Pros

✓ 1 x display/video: DisplayPort output : 20 pin DisplayPort, super speed cable
✓ Backed by Dell's warranty and support channels
✓ Ships via Amazon with Prime eligibility and the standard returns policy

Cons

✗ Confirm socket / form-factor / power-rating compatibility against your build before ordering
✗ Price, stock, and Prime eligibility update from Amazon and may have changed since this page was last verified

Key Features

2 x USB 2.0 to 4 pin USB Type A, 1 x headphone input and output 3.5 millimeter. System Requirements(OS)-Microsoft Windows XP / 7 / 8 / 8.1 / 10 (32/64 bits) .Video Resolution : MAX at 60Hz - 2048 x 1152.Operating Temperature : Maximum operating temperature is 40°C
3 x super speed USB 3.0 - 9 pin USB type A, 1 x network - RJ-45. Designed for Inspiron 15 7567 Gaming, 5459; Latitude 13 7350, 3350, E5270, E5460, E5470, E5570, E7270, E7470; XPS 13 (9343)
1 x display/video: DisplayPort output : 20 pin DisplayPort, super speed cable
2 x display/video: HDMI: 19 pin HDMI type A, 1x HDMI DVI adapter included
Allow for a triple monitor setup, see compatible Dell models in the description

Full Specifications

Brand	Dell
Color	Black
Wattage	4.5
Unit Count	1 Pack
Connectivity	USB
Model Number	D3100
Item Type Name	1
Mfr Part Number	D3100
Number of Ports	6
Total USB Ports	7
Total Usb Ports	7
Total HDMI Ports	1
1 x display/video	DisplayPort output : 20 pin DisplayPort, super speed cable
2 x display/video	HDMI: 19 pin HDMI type A, 1x HDMI DVI adapter included
Compatible Devices	Dell Notebooks/ Tablet PC
Hardware Interface	USB
Warranty Description	No Warranty
Smart Home Compatibility	Not Smart Home Compatible
Item Dimensions L x W x H	20.7"L x 15"W x 11.2"H
Total Number of HDMI Ports	1

Ready to buy?

Dell USB 3.0 Ultra HD/4K Triple Display Docking Station (D3100), Black is available on Amazon with Prime shipping and the full Amazon returns policy. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.

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*Price sourced from Amazon.com. Last updated 2026-08-18. Price and availability subject to change.