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Deal.ai › Dell › Sound Bars
Dell
Dell AC511M Stereo Soundbar

Dell AC511M Stereo Soundbar

5(4 ratings)

Best price now

$19.99at Refresh ComputersChecked 1 h ago

66% under what the other stores charge

Compared across 12 stores. Prices are checked against each store and labelled with when.

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Price facts

  • Lowest price today: $19.99 at Refresh Computers (checked Nov 10, 2026).
  • Checked at 12 stores.

Our take on the Dell AC511M Stereo Soundbar

The Dell AC511M is a compact USB-powered stereo soundbar that clips under a Dell monitor, so it adds sound without taking up desk space. It has a 2.0 channel setup, a 3.5mm input and a headphone jack, plus a volume knob on the right end. Sound is a clear step up from most built-in monitor speakers, but it is a modest 2.5 W amp with little bass. It suits office and study desks where space matters more than loudness.

Best forDell monitor owners with weak built-in speakersSmall desks and home officesEveryday calls, video and casual musicBuyers who want a wired, no-setup speaker
Pros
  • Mounts under a compatible Dell monitor, freeing desk space
  • USB powered, so no separate power adapter
  • 3.5mm input plus a headphone output pass-through
  • Physical volume knob within reach
  • Simple plug-and-play with no drivers
Cons
  • Low 2.5 W output, so it does not fill a room
  • Thin bass and limited low-end
  • Mounting bracket fits only certain Dell monitors
  • Wired 3.5mm connection only, despite the listed wireless specs
  • Short cable run limits placement away from the monitor

Dell AC511M Stereo Soundbar prices at every store

  • WalmartNew

    In stockSold by Computer KingsReturns: Sold by a Walmart Marketplace seller; returns go to the seller under the seller's returns policy.

    $26.98+ $5.99 shippingChecked 1 min ago
    Visit Walmart
  • uco.eduNew

    In stock

    $33.99Checked 1 h ago
    Visit uco.edu
  • BarcodesIncNew

    In stock

    $458.87Free shippingChecked 1 h ago
    Visit BarcodesInc
  • Refresh ComputersNew

    Availability unknown

    $19.99Checked 1 h ago
    Visit Refresh Computers
  • AmazonNew

    Availability unknown

    As an Amazon Associate, Deal.ai earns from qualifying purchases.

    $26.99Checked 2 h ago
    Visit Amazon
  • eBayNew

    Availability unknown

    $32.00Checked 1 h ago
    Visit eBay
  • AdoramaNew

    Availability unknown

    $59.00Checked 1 h ago
    Visit Adorama
  • Newegg.comNew

    Availability unknownSold by ApexDash

    $62.99Checked 1 h ago
    Visit Newegg.com
  • System LiquidationRefurbished

    Availability unknown

    $99.00Checked 1 h ago
    Visit System Liquidation
  • Grooves-Inc.comNew

    Availability unknownShips from abroad · duties may apply

    $107.70Checked 1 h ago
    Visit Grooves-Inc.com
  • IT Hardware Hub CanadaNew

    Availability unknownShips from Canada · duties may apply

    $235.35Checked 1 h ago
    Visit IT Hardware Hub Canada
  • CompSourceNew

    Availability unknown

    $353.43Checked 1 h ago
    Visit CompSource

Also available at

  • WalmartCheck price at Walmart

Store links may earn us a commission.

Dell AC511M Stereo Soundbar price history

Lowest price we've seen: $19.99 on Nov 11 at Refresh Computers. Tracked across 11 stores since Nov 11.

What reviewers say

Owners treat it as a practical upgrade over monitor speakers for office work and video calls. Most praise the tidy under-monitor fit and easy setup, while criticising the weak bass and low maximum volume.

What people mention
  • Sound qualityMixedOwners say it beats built-in monitor speakers for speech but sounds thin on music.
  • BassCriticisedReviewers note very little low end, so bass-heavy tracks fall flat.
  • VolumeCriticisedThe 2.5 W amp is fine at a desk but too quiet for a room.
  • MountingPraisedThe under-monitor bracket keeps the desk clear and puts sound at ear level.
  • SetupPraisedIt works as soon as it is plugged into USB and the 3.5mm jack.

About the Dell AC511M Stereo Soundbar

Dell Stereo Soundbar – AC511M offers clear stereo sound, allowing you to enjoy audio on your favorite games, music and movies, without sacrificing desk space.

Specifications

color
MulticolorSource
size
0.50" x 0.50" x 0.50"Source
Dimensions
16 in x 1.9 in x 1.5 inSource
Controls
Volume knobSource
Power Supply

Questions and answers

Does the AC511M work with non-Dell monitors?
The soundbar itself works with any device that has a 3.5mm output, but the mounting bracket is shaped for specific Dell monitor stands. On other monitors you would have to set it on the desk.
Does it need a power adapter?
No. It draws power over USB from the computer, so a single USB connection plus the audio cable is enough.
Can I plug headphones into it?
Yes. There is a 3.5mm headphone output on the soundbar, so you can switch from speakers to headphones without reaching for the PC.
Is it good for music and movies?
It is fine for background music and video at a desk, but the low power and small drivers mean it lacks bass and volume for serious listening.
Does it have Bluetooth?
The wired version connects through USB power and a 3.5mm audio cable. Treat wireless claims with care and check the exact model you are buying.
What is in the box?
The soundbar, its mounting bracket and the USB and audio cabling needed to connect it to a computer.
Where is the Dell AC511M Stereo Soundbar cheapest?
At Refresh Computers, for $19.99, 66% under what the other stores charge, as of our latest check.
What do buyers say about the Dell AC511M Stereo Soundbar?
Rated 5 out of 5 from 4 ratings.
Where can I buy the Dell AC511M Stereo Soundbar?
12 stores we checked sell it, including Walmart, Refresh Computers, eBay, uco.edu, Adorama.

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Buying guides that pick the Dell AC511M Stereo Soundbar

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Stores we've priced the Dell AC511M Stereo Soundbar at

  • Adorama deals and prices
  • Newegg deals and prices
  • Walmart deals and prices

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USBSource
Mounting
On the monitor stand with a bracketSource
Audio channel
2.0 ChannelSource
Power consumption
2.50 WSource
Audio inputs
3.5mm jack (1x)Source
Audio outputs
3.5mm headphonesSource
USB ports
USB-ASource
Height
3.90 cmSource
Width
40.60 cmSource
Depth
4.90 cmSource
Special Purpose
Soundbar
Use
Computer
Connectivity
Bluetooth, NFC, USB, AUX
Max Wattage
2.5 W