---
product_id: 289525704
title: "NA2-320.4 Compact Four Channel, 320 watt Powersports Amplifier, Black"
brand: "mb quart"
price: "$472.64"
currency: USD
in_stock: true
url: https://www.desertcart.us/products/289525704-na2-320-4-compact-four-channel-320-watt-powersports-amplifier
store_origin: US
region: United States of America
---

# 320W peak power output Compact 8.6x18x24.1 cm size Designed for powersports use NA2-320.4 Compact Four Channel, 320 watt Powersports Amplifier, Black

**Brand:** mb quart
**Price:** $472.64
**Availability:** ✅ In Stock

## Summary

> ⚡ Elevate your ride’s soundtrack with power and precision!

## Quick Answers

- **What is this?** NA2-320.4 Compact Four Channel, 320 watt Powersports Amplifier, Black by mb quart
- **How much does it cost?** $472.64 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/289525704-na2-320-4-compact-four-channel-320-watt-powersports-amplifier)

## Best For

- mb quart enthusiasts

## Why This Product

- Trusted mb quart brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Space-Savvy Design:** Sleek, compact dimensions fit seamlessly into any powersports setup.
- • **Lightweight & Durable:** At just 1.225 kg, it’s built to endure the toughest rides without weighing you down.
- • **Ride-Ready Reliability:** Engineered specifically for powersports, ensuring rugged performance on every adventure.
- • **Four Channels of Control:** Customize your audio experience with versatile four-channel amplification.
- • **Power-Packed Performance:** Unleash 320 watts of crystal-clear sound that dominates your ride.

## Overview

The MB Quart NA2-320.4 is a compact, four-channel amplifier delivering 320 watts of power, designed specifically for powersports vehicles. Its lightweight and space-efficient build ensures easy installation and rugged durability, making it the perfect upgrade for immersive, high-quality audio on the go.

## Description

MB Quart NA2-320. 4 Compact Four Channel, 320 watt Powersports Amplifier

## Features

- Product Type: Car Audio Or Theater
- Package Dimensions: 8.6 L X 18 W X 24.1 H (Centimeters)
- Package Weight: 1.225 Kilograms
- Country Of Origin: China

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B06W53BFT5 |
| Best Sellers Rank | #62,007 in Electronics ( See Top 100 in Electronics ) #112 in Car Multichannel Amplifiers |
| Brand | MB Quart |
| Customer Reviews | 4.6 4.6 out of 5 stars (121) |
| Date First Available | February 10, 2017 |
| Global Trade Identification Number | 00806576227335 |
| Is Discontinued By Manufacturer | No |
| Item Weight | 1 pounds |
| Item dimensions L x W x H | 2 x 4 x 6 inches |
| Item model number | NA23204 |
| Manufacturer | MB Quart |
| Material | Metal |
| Maximum Supply Voltage | 0.9 Volts (DC) |
| Mounting Type | Surface Mount |
| Number of Channels | 4 |
| Output Power | 320 Watts |
| Package Type Name | Box |
| Product Dimensions | 2 x 4 x 6 inches |
| Specification Met | Abyc, Astm |
| UPC | 806576227335 |
| Voltage | 9 Volts |

## Product Details

- **Item dimensions L x W x H:** 5.1 x 10.2 x 15.2 centimeters
- **Voltage:** 9 Volts
- **Manufacturer:** MB Quart
- **Maximum supply voltage:** 0.9 Volts (DC)
- **Mounting type:** Surface Mount

## Images

![NA2-320.4 Compact Four Channel, 320 watt Powersports Amplifier, Black - Image 1](https://m.media-amazon.com/images/I/61OS46W47DL.jpg)

## Questions & Answers

**Q: Is this the new version which includes the updated circuitry to eliminate turn-on pop?**
A: Yes sir. Not had a problem with mine. I got it installed behind the factory radio for my jeep sounds nice.

**Q: Does this come with the installation kit?**
A: It has wire harness, you will need RCA’s and recommend a inline fuse.

**Q: Do you have to have a deck or can it run off the phone bluetooth**
A: It gets its signal from rca cables. No Bluetooth

**Q: What is the frequency range for the high-pass crossover?  i'm trying to figure out if i should use the high pass filter on a set of alpine s-s65c's**
A: 89 - 500 Hz. On the woofers and 2400 Hz on the tweeters

## Frequently Bought Together

- MB Quart NA2-320.4 Compact Four Channel, 320 watt Powersports Amplifier, Black
- MB Quart NA2-400.1 Compact 400 watt Mono Powersports Amplifier to for a subwoofer
- MB Quart, 2 A-B Box, Black (NA24002)

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**Shop now:** [https://www.desertcart.us/products/289525704-na2-320-4-compact-four-channel-320-watt-powersports-amplifier](https://www.desertcart.us/products/289525704-na2-320-4-compact-four-channel-320-watt-powersports-amplifier)

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*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-03-09*