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Customer Ratings & Reviews

Your price for this item is $295.99
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The comparable value price is $399.98

Customer reviews

Rating 4.6 out of 5 stars with 358 reviews

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Rating by feature

  • Value

    Rating 4.4 out of 5 stars

  • Quality

    Rating 4.5 out of 5 stars

  • Ease of Use

    Rating 4.8 out of 5 stars

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93%would recommend to a friend

Customers are saying

Customers appreciate the ProSub 800 8" 300-Watt Powered Subwoofer for its excellent sound quality and impactful bass, finding it powerful enough for their needs while remaining compact and easy to use. Many reviewers highlighted the subwoofer's impressive performance relative to its price. The ease of setup and installation was also frequently praised.

This summary was generated by AI based on customer reviews.

The vast majority of our reviews come from verified purchases. Reviews from customers may include My Best Buy members, employees, and Tech Insider Network members (as tagged). Select reviewers may receive discounted products, promotional considerations or entries into drawings for honest, helpful reviews.
Page 16 Showing 301-320 of 358 reviews
  • Rated 5 out of 5 stars

    Very excellent sound

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    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    The sub woofer works more than my old one and makes watching movies or TV enjoyable!

    I would recommend this to a friend
  • Rated 5 out of 5 stars

    Great addition to our media room

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    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    I had tried 2 other sub woofers and this one delivers the best.

    I would recommend this to a friend
  • Rated 5 out of 5 stars

    Love it - really booms - love vol control on side

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    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Love it - really booms - love volume control on side

    I would recommend this to a friend
  • Rated 5 out of 5 stars

    Love the bass

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    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Great sub for the price. Produces great bass for a smaller setup.

    I would recommend this to a friend
  • Rated 4 out of 5 stars

    Great rich bass

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    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Definitive makes a great product that delivers excellent sound

    I would recommend this to a friend
  • Rated 4 out of 5 stars

    Nice sub for the price.

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    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    It's decent, but could use more and deeper bass in our room.

    I would recommend this to a friend
  • Rated 3 out of 5 stars

    The ProSub up graded

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    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    ProSub 8" is a good speaker but it was discontinued and replaced by the new DN8 subwoofer.

    No, I would not recommend this to a friend
  • Rated 2 out of 5 stars

    Faulty open box item

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    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    I purchased this because it was a great deal as an open box item. But it turned out to be faulty. It produced a rumbling noise for a few minutes after receiving signal. I unplugged the subwoofer rca feed and it still rumbled. The Definitive representative said it was bad. I returned it to Best Buy for my money back, no problem.

    No, I would not recommend this to a friend
  • Rated 1 out of 5 stars

    Worst purchase ever made.

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    Posted . Owned for less than 1 week when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    I have the Pro Cinema 600 surround system and wanted to replace the subwoofer with the 800. I purchased this as a open item as Best Buy stated it was in "EXCELLENT" condition. Really????? Unfortunately it was a paper weight as it wouldn't even powerup. Box was in such terrible shape I can't even believe they shipped it like that. Several rips and holes in the box and NO receipt was included. Whoever tested and certified this as "EXCELLENT" hopefully doesn't work there anymore so the next person doesn't get screwed like I did! I wasted 2 hours checking/tweaking my receiver settings and it was nothing but a dud!!! Some type of compensation should have been offered toward a new one for all this trouble.

    No, I would not recommend this to a friend
  • Rated 1 out of 5 stars

    Had to return it

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    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    It kept going into sleep mode while in use. And would not wake up unless I did the setup again.

    No, I would not recommend this to a friend
  • Rated 3 out of 5 stars

    But the 10 inch

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    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    The 8 inch is a little small I really should have done the 10inch.

    I would recommend this to a friend
  • Rated 1 out of 5 stars

    I get better bass from a trash can lid and a spoon

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    Posted . Owned for less than 1 week when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    I ordered the ProSub 800 as an addition to a set of bookshelf speakers. It arrived today. I immediately tied it into the bookshelf speakers and amps and sources and fired it up. Underwhelming would be too kind. No matter what level (apart from off) I set the sub at, it rattled like a hail storm on a tin roof. Concerned it might be my equipment I cycled my other subs and speakers across the same setup. Everything was good except this sub. Returning it tomorrow first thing.

    No, I would not recommend this to a friend
  • Rated 2 out of 5 stars

    No no

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    Posted . Owned for more than 2 years when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Poor quality for the price when speaker is turn up its pop and it rattles like crazy

    No, I would not recommend this to a friend
  • Rated 2 out of 5 stars

    Entry level

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    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    There are better on the market. I associate bass with Definitive Technology and but this unit's driver left me unimpressed.

    No, I would not recommend this to a friend
  • Rated 2 out of 5 stars

    It's OK

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    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Performs OK. Prettier than most. Volume control on the side seems a strange place to put it. Way to expensive for what it provides

    No, I would not recommend this to a friend
  • Rated 2 out of 5 stars

    Not a good sub woofer

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    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    I didn't let me this one. This woofer started literally hopping.

    No, I would not recommend this to a friend
  • Rated 1 out of 5 stars

    Bad quality

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    Posted . Owned for 5 months when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Not working within 2 months from purchase dAte. Manufacture never picks up the phone. Please help me get a replacement

    No, I would not recommend this to a friend
  • Pros mentioned:
    Bass, Sound quality

    Rated 5 out of 5 stars

    Powerful and Smooth

    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    This sub is very capable of producing some big and powerful sounds but I had to keep turning the volume down to better match my speakers. Bass has great impact and is very smooth. Couldn't have asked for a better match for my q100. Although not mentioned anywhere, the sub I received surprisingly had a power switch on the back.

    I would recommend this to a friend
  • Rated 1 out of 5 stars

    kjiojhugs

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    Posted . Owned for 3 weeks when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    It had a rattle in the voice coil right out of the box. Returned the next day. Not recommended.

    No, I would not recommend this to a friend
    • Brand response from Definitivetech Team
      Posted .

      We are truly sorry to hear about the negative experience you had with the Subwoofer. If we can be of assistance in the future, please do not hesitate to reach out. Customer Service Phone: 800-228-7148 or send us an email using link. https://support.definitivetechnology.com/

  • Pros mentioned:
    Power, Size

    Rated 5 out of 5 stars

    Small size, big bass! You wont be disappointed!

    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    I have this little guy paired up with my pro800 fronts, pro600 surrounds, and procenter1000, running through a Pioneer AVR, and the bass is thundering! These subs are so small and easy to hide, but dont let size fool you, they generate massive power! Just watch a battle scene from Gladiator, or LOTR for instance and you will feel it reverberate through your chest! They work best if you run your front speakers through the back and then through the receiver, which may be a little extra wiring but well worth the hassle in IMO. They look very nice as well. Crossover works perfectly and auto on and off makes it easy and works flawlessly unlike some other brands i have had before. Get one if you can!

    I would recommend this to a friend