---
product_id: 196969740
title: "47KEY2004 Key 4-Channel DSP Smart Amplifier, 4x50W"
brand: "kicker"
price: "€ 397.14"
currency: EUR
in_stock: true
category: "Kicker"
url: https://www.desertcart.pt/products/196969740-47key2004-key-4-channel-dsp-smart-amplifier-4x50w
store_origin: PT
region: Portugal
---

# Auto mic calibration 4x50W crystal-clear output 40-band EQ precision 47KEY2004 Key 4-Channel DSP Smart Amplifier, 4x50W

**Brand:** kicker
**Price:** € 397.14
**Availability:** ✅ In Stock

## Summary

> 🎶 Elevate your drive—hear every detail like never before!

## Quick Answers

- **What is this?** 47KEY2004 Key 4-Channel DSP Smart Amplifier, 4x50W by kicker
- **How much does it cost?** € 397.14 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.pt](https://www.desertcart.pt/products/196969740-47key2004-key-4-channel-dsp-smart-amplifier-4x50w)

## Best For

- kicker enthusiasts

## Why This Product

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

## Key Features

- • **Smart Mic Calibration:** Instantly optimize your sound system with the built-in microphone and powerful DSP—no pro needed.
- • **Dynamic 24dB Crossover:** Redefine speaker performance by precisely directing frequencies for maximum impact.
- • **40-Band Equalizer Mastery:** Fine-tune every frequency with a massive 40-band EQ for unparalleled tonal control.
- • **Compact Powerhouse Design:** Sleek surface mount amplifier delivering 200W total power in a lightweight 2.2 lb chassis.
- • **Concert-Quality Soundstage:** Transform your factory stereo into a live concert experience with ultra-realistic audio clarity.

## Overview

The Kicker 47KEY2004 is a 4-channel DSP smart amplifier delivering 4x50W of power with advanced sound tuning features including a 40-band equalizer, 24dB crossover, and automatic microphone calibration. Designed for easy installation and professional-grade audio enhancement, it transforms factory car stereos into immersive concert-quality sound systems.

## Description

Buy Kicker 47KEY2004 Key 4-Channel DSP Smart Amplifier, 4x50W: Multichannel Amplifiers - desertcart.com ✓ FREE DELIVERY possible on eligible purchases

## Features

- Don’t just make your system louder - make it clearer. Make it better.
- Press the selector, and the microphone goes to work. The KEY uses a powerful internal computer to deliver dramatic improvements in realism and soundstage.
- A massive 40-band equalizer improves tonality, and a 24dB crossover re-defines the capabilities of each speaker.
- The concert quality of your factory stereo is revealed! What would take hours for a professional to achieve happens in a matter of minutes.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B084HLVFFK |
| Best Sellers Rank | #15,894 in Electronics ( See Top 100 in Electronics ) #25 in Car Multichannel Amplifiers |
| Brand | KICKER |
| Brand Name | KICKER |
| Customer Reviews | 4.6 out of 5 stars 205 Reviews |
| Global Trade Identification Number | 00713034013174 |
| Included Components | 47KEY2004 |
| Item Dimensions | 10.75 x 8.5 x 2.75 inches |
| Item Weight | 2.2 Pounds |
| Item dimensions L x W x H | 10.75 x 8.5 x 2.75 inches |
| Manufacturer | Kicker |
| Maximum Supply Voltage | 12 Volts |
| Model | 47KEY2004 |
| Mounting Type | Surface Mount |
| Number of Channels | 4 |
| Output Power | 200 Watts |
| Part Number | 47KEY2004 |
| Specification Met | FCC |
| UPC | 713034013174 |
| Unit Count | 1.0 Count |
| Voltage | 12 Volts |
| Warranty Description | 1-Year Manufacturer Warranty |

## Product Details

- **Item dimensions L x W x H:** 10.75 x 8.5 x 2.75 inches
- **Manufacturer:** Kicker
- **Maximum Supply Voltage:** 12 Volts
- **Mounting Type:** Surface Mount
- **Voltage:** 12 Volts

## Images

![47KEY2004 Key 4-Channel DSP Smart Amplifier, 4x50W - Image 1](https://m.media-amazon.com/images/I/61w1RT4RLlL.jpg)

## Frequently Bought Together

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**Shop now:** [https://www.desertcart.pt/products/196969740-47key2004-key-4-channel-dsp-smart-amplifier-4x50w](https://www.desertcart.pt/products/196969740-47key2004-key-4-channel-dsp-smart-amplifier-4x50w)

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*Product available on Desertcart Portugal*
*Store origin: PT*
*Last updated: 2026-07-11*