Big Sound. Bigger Savings.Find home theater deals during Audiofest. Ends April 1.Shop now ›

Will this fit your vehicle?  Find out

MB Quart - 400W Class D Digital Mono Subwoofer Amplifier - Black
MB Quart Class D Subwoofer Amplifier: Install this durable power sports amplifier in your off-road vehicle and take on the back roads with your music blasting. The amplifier resists water damage and features corrosion-resistant connectors for a reliable connection to your subwoofer or subwoofer system.
Price Match Guarantee

Best Buy is dedicated to always offering the best value to our customers. We will match the price, at the time of purchase, on a Price Match Guarantee product if you find the same item at a lower price at a Designated Major Online Retailer or at a local retail competitor's store.

Here's how:
  • If you find a qualifying lower price online, call 1-888-BEST BUY and direct a customer service agent to the web site with the lower price, or when visiting a Best Buy store, one of our employees will assist you.
  • On qualifying products, Best Buy will then verify the current price to complete the price match.

Exclusions apply including, but not limited to, Competitors' service prices, special daily or hourly sales, and items for sale Thanksgiving Day through the Monday after Thanksgiving. See the list of Designated Major Online Retailers and full details.

$114.99
Save $25
Was $139.99

WE FIX IT OR REPLACE IT

Normal Wear & Tear • Power Surges

Plan Details

See All Plans
Protection Plan Options
Cardholder Offers

Complete Your Purchase

MB Quart - 400W Class D Digital Mono Subwoofer Amplifier - Black - Larger Front
Item you are currently viewing
$114.99
and
See details
$99.99
Price for both items
$214.98

Overview

What's Included

  • 400W Class D Digital Mono Amplifier
  • Owner's manual

Product Features

Handles up to 400W power @ 1 ohm

As well as 200W power @ 2 ohms or 100W power @ 4 ohms for powerful audio.

Low-pass crossover

Ensures flexible operation.

20Hz - 20kHz frequency response

Ensures accurately reproduced sound.

Water-resistant construction

With gold-plated, corrosion-resistant power, ground, speaker and RCA connectors to ensure durability in your off-road vehicle.

Bass boost

Offers up to 6dB of boost @ 45Hz for booming bass.

Thermal, overload, DC and speaker short protection indicators

Let you quickly monitor the system's status.

Q-Stasis preamplifier stage

Reduces incoming noise to improve sound quality.

Product images, including color, may differ from actual product appearance.