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VIZIO SB4051-D5 Smartcast 40” 5.1 Slim Sound Bar System, Black

4.1 4.1 out of 5 stars 534 ratings

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Purchase options and add-ons

  • True 5.1 listening: enjoy 5.1 Surround sound with the included rear Surround sound speakers and wireless subwoofer
  • Download the VIZIO Smart Cast app to turn your smartphone or tablet into a powerful touchscreen remote; Simply tap the Cast button from 100 plus audio apps you already know and love to start playing on your sound bar
  • 101 decibel of room filling, crystal clear sound with less than 1 percent total harmonic distortion
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$399.75
Get it Apr 4 - 10
Only 1 left in stock - order soon.
Ships from and sold by World ToGo.
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$19.99
Get it as soon as Tuesday, Apr 2
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Sold by ECHOGEAR and ships from Amazon Fulfillment.
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From the manufacturer

Simply Immersive.

Introducing the all-new VIZIO SmartCast 40" 5.1 Sound Bar System. Combining high-caliber audio with elegant style, and Google Cast built in. Crafted to command uncompromised sound from a slimmer compact design, the new subwoofer that fits conveniently beside or beneath your furniture.

Sound That Moves You

From the roar of a crowd to the screech of a car chase, experience every detail in amazing clarity as loud as 101 dB with less than 1% Total Harmonic Distortion.

Bass You Can Feel

From the rumble of a concert to the pulse of your party playlist, the slender wireless subwoofer delivers roof-shaking bass as deep as 35 Hz.

Experience VIZIO SmartCast

VIZIO SmartCast brings together your favorite entertainment into one simple experience. Discover, cast and control your music on your Sound Bar from your mobile device using VIZIO SmartCast App.

Cast From Apps You Already Know and Love.

All VIZIO SmartCast audio products have Google Cast built in – the same technology behind Chromecast – which allows you to cast your favorite content from your phone to your TV / Display or Sound Bars. Access millions of songs, podcasts and more.

DTS audio technologies enable richer sound and dialogue with deeper bass.

Dolby audio technologies deliver dynamic sound to your TV shows, movies and music.

What's in the box

  • Sound Bar
  • Wireless Slim Subwoofer
  • Rear Satellite Speakers (x2)
  • LCD Display Remote
  • 5’ RCA to 3.5mm Stereo Audio Cable
  • 5’ 3.5mm Stereo Mini Jack
  • 5’ Digital Coaxial Cable (RCA)
  • 5’ Optical Cable (Toslink)
  • 5’ HDMI Cable
  • 2 x 26’ Satellite Cables
  • 8’ AC power cable sound bar
  • 8’ AC power cable subwoofer
  • Wall Mounts
  • 4 pcs. Velcro Cable Wrap
  • Quick Start Guide
  • Product Description

    Introducing the all new VIZIO Smart Cast 40? 5.1 Sound Bar System. The included wireless subwoofer and rear satellite speakers deliver fully immersive 5.1 true surround sound at levels up to 101 dB1. Our new slim wireless subwoofer fits conveniently beneath or beside your sofa. Download the VIZIO Smart Cast app2 to turn your mobile device into the ultimate remote and discover music across multiple apps at once. With Google Cast built in, you can cast your favorite tunes from 100+ audio apps you already know and love to your sound bar. Connect multiple VIZIO Smart Cast sound bars or speakers together to cast the same music to any or every room. Satellite Speaker Frequency : 150 Hz – 20 KHz.

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    Product information

    Warranty & Support

    Product Warranty: For warranty information about this product, please click here

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    VIZIO

    VIZIO SB4051-D5 Smartcast 40” 5.1 Slim Sound Bar System, Black


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    Customer reviews

    4.1 out of 5 stars
    4.1 out of 5
    534 global ratings

    Customers say

    Customers like the sound quality, ease of setup, and value of the home theater system. For example, they mention it has a little more bass response, and is easy to pair up with their TV. Some appreciate appearance, and size. That said, some complain about the performance and disagree on wireless connectivity.

    AI-generated from the text of customer reviews

    132 customers mention101 positive31 negative

    Customers like the sound quality of the home theater system. They mention that the sound is fantastic, has a little more bass response, and the subwoofer is excellent. The soundbar is loud and looks nice. The flat subwoof is an interesting conversation starter. Guitars are clear and everything sounds good.

    "...to metal music so you can feel the double bass from the drums, guitars are clear, everything sounds good.I say it's worth every penny...." Read more

    "...Sound is decent for the tv. But what I really like is the Bluetooth along with my music. Great sound for the price." Read more

    "...1. For the price it sounds really good. Crisp defined highs (a rarity in its class), good (enough) mids, and good (enough) subwoofer...." Read more

    "...are perfectly small but still deliver sound so you get a real surround sound experience. I have no complaints with this, it's perfect for our condo." Read more

    48 customers mention36 positive12 negative

    Customers like the ease of setup of the home theater system. For example, they mention it's easy to pair up with their TV, and plug-and-play. Some say the soundbar is easy to use and control, and the Bluetooth connection is easy and trouble free. Some mention that it pairs well with the rest of their Google Home speakers.

    "...The reward though is well worth it. Sounds amazing and easy to control. Haven't had disconnect issues, audio lag, or even popping...." Read more

    "...I got the certified refurbished for $249, and had no trouble getting it set up...." Read more

    "...Despite the pairing process being quite simple and me being a pretty tech savvy individual, i was surprised how much difficulty I had getting it to..." Read more

    "...ConsSetup to WiFi is a pain, you have to hunt and find instructions to connect. Once connected it is fine...." Read more

    31 customers mention25 positive6 negative

    Customers like the value of the soundbar. They mention that it's a great sound bar for the price, and worth the money spent.

    "...The reward though is well worth it. Sounds amazing and easy to control. Haven't had disconnect issues, audio lag, or even popping...." Read more

    "...But what I really like is the Bluetooth along with my music. Great sound for the price." Read more

    "...The other Vizio in the price range sounds pretty good, but in my opinion the sock / fabric look is terrible and they look dirty very quickly,..." Read more

    "...Otherwise easy setup, good sound quality, good value. Love the slim sub behind my couch." Read more

    17 customers mention13 positive4 negative

    Customers like the appearance of the home theater system. They say it's sleek, modern, and elegant. Customers also appreciate the speakers' sleek design and the streamlined design. Overall, customers are happy with the appearance and functionality of the product.

    "...But that’s a fed ex issue. Unit as a whole is very nice and Vizio is a quality brand that I have never had issues with before which is why I opted..." Read more

    "...Love the wireless subwoofer, nice and clean. Love the slim line subwoofer, better than the box.Cons..." Read more

    "...Likes:- Looks very nice.- Easy to set up.- Controls with the app.-..." Read more

    "...Aesthetically pleasing and has cut the amount of wires by at least 60%. Highly recommended." Read more

    14 customers mention11 positive3 negative

    Customers like the size of the home theater system. They mention that the thin profile of the subwoofer fits under sofas or within nooks and crannies, and the rear speakers are perfectly small but still deliver sound so you get a real surround.

    "...3. The thin profile of the subwoofer fits under sofas or within nooks and crannies, this is important if you don't like seeing big subwoofer laying..." Read more

    "...The rear speakers are perfectly small but still deliver sound so you get a real surround sound experience...." Read more

    "...Love the wireless subwoofer, nice and clean. Love the slim line subwoofer, better than the box.Cons..." Read more

    "...A few points: - The satellite speakers are much smaller than I thought they would be, so the surround experience is not that great, but okay..." Read more

    58 customers mention29 positive29 negative

    Customers have mixed opinions about the wireless connectivity of the home theater system. Some mention that it works great and sounds perfectly, while others say that it completely failed to connect and has issues with the Bluetooth connection.

    "...Everything is now working very well and i am pleased with the 2nd unit. Sound is great. The return label was in the packing slip...." Read more

    "...When I switch around the soundbar for different TVs, sometimes they won't connect / needs to be power cycled or reconnected to the Smartcast app...." Read more

    "...Love the wireless subwoofer, nice and clean. Love the slim line subwoofer, better than the box.Cons..." Read more

    "...great, but (according to VIZIO tech support) it has an issue with the Bluetooth connection between the sound bar and the subwoofer...." Read more

    38 customers mention26 positive12 negative

    Customers are mixed about the quality of the home theater system. Some mention it's excellent, has awesome sound, and does a very good job. However, others say that it'd be very buggy and terrible.

    "...Crisp defined highs (a rarity in its class), good (enough) mids, and good (enough) subwoofer...." Read more

    "...I have no complaints with this, it's perfect for our condo." Read more

    "...I came to the realization that the unit was defective. Kind of disappointing...." Read more

    "...I figured that I would be disappointed, but this little thing does a very good job...." Read more

    20 customers mention0 positive20 negative

    Customers are dissatisfied with the performance of the home theater system. They mention that the subwoofer and the rear speaker did not work. The remote does not work, and thevizio smartcast app does not operate. The bar is practically unusable from a phone and the mute does not function.

    "...But not much which was a bit disappointing. I also thought the subwoofer wasn't working though it was all connected...." Read more

    "...After about 30 minutes the subwoofer stopped working but the satellite speakers still worked...." Read more

    "...3 stars for the sound quality. 2 stars for the way it didn't' work so well..." Read more

    "...Once, the soundbar is set up in the Smartcast app, it works sporadically. The wifi connection on the surround bar comes and goes...." Read more

    Scratched to hell and didn’t tell
    3 Stars
    Scratched to hell and didn’t tell
    The sound quality is fine, the remote is a little basic but it does allow you to adjust all the speakers individually which is nice. I’m just pissed that it’s scratched to hell and the seller didn’t make that known
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    Top reviews from the United States

    Reviewed in the United States on September 9, 2017
    4 people found this helpful
    Report
    Reviewed in the United States on January 5, 2017
    11 people found this helpful
    Report
    Reviewed in the United States on November 26, 2019
    9 people found this helpful
    Report
    Reviewed in the United States on September 7, 2017
    4 people found this helpful
    Report

    Top reviews from other countries

    Andrzej Wieczorek
    5.0 out of 5 stars Very good sound system for a price.
    Reviewed in Canada on December 19, 2019
    One person found this helpful
    Report
    Amazon Customer
    4.0 out of 5 stars Perfect for the price!
    Reviewed in Canada on March 14, 2020
    Dr. D
    5.0 out of 5 stars One of the best for sound quality and value
    Reviewed in Canada on December 23, 2019
    2 people found this helpful
    Report
    Wayne C.
    5.0 out of 5 stars Certainly worth the money!
    Reviewed in Canada on December 5, 2019
    2 people found this helpful
    Report
    John H
    5.0 out of 5 stars decent sound bar
    Reviewed in Canada on January 25, 2020