Winter SaleEnds 1/19. Limited quantities. No rainchecks.Shop now

Skip to contentGo to Product SearchGo to Footer
Main Content

Customer Ratings & Reviews

No content
  • Front. Alpine - Power Pack 180W Class D Bridgeable Multichannel Amplifier with High-Pass Filter - Black.
  • Angle. Alpine - Power Pack 180W Class D Bridgeable Multichannel Amplifier with High-Pass Filter - Black.
  • Back. Alpine - Power Pack 180W Class D Bridgeable Multichannel Amplifier with High-Pass Filter - Black.
  • Alt View 11. Alpine - Power Pack 180W Class D Bridgeable Multichannel Amplifier with High-Pass Filter - Black.
  • Alt View 12. Alpine - Power Pack 180W Class D Bridgeable Multichannel Amplifier with High-Pass Filter - Black.
  • Alt View 13. Alpine - Power Pack 180W Class D Bridgeable Multichannel Amplifier with High-Pass Filter - Black.
  • Alt View 14. Alpine - Power Pack 180W Class D Bridgeable Multichannel Amplifier with High-Pass Filter - Black.
  • Alt View 15. Alpine - Power Pack 180W Class D Bridgeable Multichannel Amplifier with High-Pass Filter - Black.

Alpine - Power Pack 180W Class D Bridgeable Multichannel Amplifier with High-Pass Filter - Black

Model:
KTP-445U
SKU:
11968473
Your price for this item is $349.95

Customer reviews

Rating 4.7 out of 5 stars with 779 reviews

Rating Filter

Rating by feature

  • Value

    Rating 4.6 out of 5 stars

  • Quality

    Rating 4.7 out of 5 stars

  • Ease of Use

    Rating 4.7 out of 5 stars

96%
would recommend
to a friend
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 22 Showing 421-440 of 779 reviews

  • Great buy

    |
    |
    Posted . Owned for 10 months when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    I gave this away as a gift, and they absolutely love it.

    This review is from Alpine - Power Pack 180W Class D Bridgeable Multichannel Amplifier with High-Pass Filter - Black

    I would recommend this to a friend

  • Gets the job done

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

    I bought this radio to increase the sound of mids. This amp has a lot of power for the size.

    This review is from Alpine - Power Pack 180W Class D Bridgeable Multichannel Amplifier with High-Pass Filter - Black

    I would recommend this to a friend

  • Good size & Works

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

    I really like this amplifier and it does what it's suppose to do. No complaints so far.

    This review is from Alpine - Power Pack 180W Class D Bridgeable Multichannel Amplifier with High-Pass Filter - Black

    I would recommend this to a friend

  • Great supplementary amp

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

    This is a great little power pack to add some supplementary power to your vehicles sound system

    This review is from Alpine - Power Pack 180W Class D Bridgeable Multichannel Amplifier with High-Pass Filter - Black

    I would recommend this to a friend

  • Greatttttt

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

    Loved it from the first day I got it installed, haven't had any problems with it, sounds great I do put it in 2 different cars,

    This review is from Alpine - Power Pack 180W Class D Bridgeable Multichannel Amplifier with High-Pass Filter - Black

    I would recommend this to a friend

  • Great quality excellent performance

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

    Excellent amplifier for a sedan with 4 speakers sounds great

    This review is from Alpine - Power Pack 180W Class D Bridgeable Multichannel Amplifier with High-Pass Filter - Black

    I would recommend this to a friend

  • stereo sounds great

    |
    |
    Posted . Owned for 2 weeks when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    The stereo, amp and speakers sounds great in my car.

    This review is from Alpine - Power Pack 180W Class D Bridgeable Multichannel Amplifier with High-Pass Filter - Black

    I would recommend this to a friend

  • It works with just about any head unit

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

    We used this in a Honda Accord. It worked fine - but finding a place to mount it AND a way to mount it took over an hour. The electrical hookup was easy. Very clean sound for the size and cost.

    This review is from Alpine - Power Pack 180W Class D Bridgeable Multichannel Amplifier with High-Pass Filter - Black

    I would recommend this to a friend

  • small but packs a punch

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

    this a great 4 channel amp and the size will fit in just about anything

    This review is from Alpine - Power Pack 180W Class D Bridgeable Multichannel Amplifier with High-Pass Filter - Black

    I would recommend this to a friend

  • Great Amp

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

    Replace the factory amp with this Alpine...WOW, the sound is 1000% better.

    This review is from Alpine - Power Pack 180W Class D Bridgeable Multichannel Amplifier with High-Pass Filter - Black

    I would recommend this to a friend

  • Good Sound

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

    This unit will produce good sound and was needed to keep my current systems features.

    This review is from Alpine - Power Pack 180W Class D Bridgeable Multichannel Amplifier with High-Pass Filter - Black

    I would recommend this to a friend

  • Alpine power packs a punch

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

    This little guy adds a lot to my JBLs. Cleans it up and cranks up the bass

    This review is from Alpine - Power Pack 180W Class D Bridgeable Multichannel Amplifier with High-Pass Filter - Black

    I would recommend this to a friend

  • Small but powerful

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

    This item is great. It ia just what I needed. Clean and loud sound. Right on budget too

    This review is from Alpine - Power Pack 180W Class D Bridgeable Multichannel Amplifier with High-Pass Filter - Black

    I would recommend this to a friend

  • Improved the quality of my audio system

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

    Although this product improved the quality of the sound of my car audio system, it wasn't as much of an improvement as the salesman implied it would be.

    This review is from Alpine - Power Pack 180W Class D Bridgeable Multichannel Amplifier with High-Pass Filter - Black

    I would recommend this to a friend

  • Excellent - Would Buy Again!

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

    Excellent - Would Buy Again! Great Buying Experience and Quality for the money

    This review is from Alpine - Power Pack 180W Class D Bridgeable Multichannel Amplifier with High-Pass Filter - Black

    I would recommend this to a friend

  • Great buy

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

    This is a great add to any head unit to be able to get the most out of a stereo.

    This review is from Alpine - Power Pack 180W Class D Bridgeable Multichannel Amplifier with High-Pass Filter - Black

    I would recommend this to a friend

  • Amp the Speakers

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

    I needed to boost my Speakers and this amp did the trick. Its a small profile.

    This review is from Alpine - Power Pack 180W Class D Bridgeable Multichannel Amplifier with High-Pass Filter - Black

    I would recommend this to a friend

  • Sounds good to me

    |
    |
    Posted . Owned for 1 month when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Definitely better than factory amp for door speakers.

    This review is from Alpine - Power Pack 180W Class D Bridgeable Multichannel Amplifier with High-Pass Filter - Black

    I would recommend this to a friend

  • Sounds Great

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

    Fantastic addition to my alpine car audio system. Really boosts the sound quality.

    This review is from Alpine - Power Pack 180W Class D Bridgeable Multichannel Amplifier with High-Pass Filter - Black

    I would recommend this to a friend

  • Great

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

    Excellent Great sound and Super buy for the price used in a motorcycle and sounds great

    This review is from Alpine - Power Pack 180W Class D Bridgeable Multichannel Amplifier with High-Pass Filter - Black

    I would recommend this to a friend
Page 22, Showing 421-440 of 779 reviews
Sign in or Create Account

Get the latest deals and more.

Best Buy appLearn more
Share on YouTubeShare on InstagramShare on TikTokShare on FacebookShare on PinterestShare on X
Best Buy Canada
AccessibilityTerms & ConditionsPrivacyInterest-Based AdsState Privacy RightsHealth Data PrivacyDo Not Sell/Share My Personal InformationLimit Use of My Sensitive Personal InformationTargeted Advertising Opt OutCA Supply Chain Transparency Act
In-store pricing may vary. Prices and offers are subject to change. © 2026 Best Buy. All rights reserved. BEST BUY, the BEST BUY logo, the tag design, and MY BEST BUY are trademarks of Best Buy and its affiliated companies.