---
product_id: 266941441
title: "Pioneer GM-A6704 4-Channel Bridgeable Amplifier with Bass Boost,Black/red"
brand: "pioneer"
price: "¥37890"
currency: JPY
in_stock: true
reviews_count: 9
url: https://www.desertcart.jp/products/266941441-pioneer-gm-a6704-4-channel-bridgeable-amplifier-with-bass-boost
store_origin: JP
region: Japan
---

# Automatic signal sensing 4-channel bridgeable power Bass boost for deep lows Pioneer GM-A6704 4-Channel Bridgeable Amplifier with Bass Boost,Black/red

**Brand:** pioneer
**Price:** ¥37890
**Availability:** ✅ In Stock

## Summary

> 🎵 Elevate your drive with sound that speaks volumes!

## Quick Answers

- **What is this?** Pioneer GM-A6704 4-Channel Bridgeable Amplifier with Bass Boost,Black/red by pioneer
- **How much does it cost?** ¥37890 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/266941441-pioneer-gm-a6704-4-channel-bridgeable-amplifier-with-bass-boost)

## Best For

- pioneer enthusiasts

## Why This Product

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

## Key Features

- • **Feel Every Beat:** Integrated bass boost enhances low frequencies for immersive, punchy audio that commands attention.
- • **Compact Yet Mighty:** Sleek design fits easily in your vehicle without sacrificing powerful output or sound clarity.
- • **Tailored Sonic Control:** High-pass filter tuning sharpens sound range for crystal-clear highs and balanced audio performance.
- • **Smart Signal Activation:** Automatic signal sensing turns the amp on/off seamlessly, saving energy and extending component life.
- • **Power Your Ride with Precision:** 4-channel bridgeable amplifier delivers flexible, high-quality sound tailored to your setup.

## Overview

The Pioneer GM-A6704 is a compact 4-channel bridgeable amplifier designed for vehicle audio enthusiasts seeking powerful, clear sound with enhanced bass. Featuring automatic signal sensing and adjustable high-pass filters, it delivers flexible, energy-efficient performance in a sleek black/red design.

## Description

Pioneer Corporation commonly referred to as Pioneer, is a Japanese multinational corporation based in Tokyo, Japan, that specializes in digital entertainment products. The company was founded by Nozomu Matsumoto in 1938 in Tokyo as a radio and speaker repair shop, and its current president is Susumu Kotani. Pioneer played a role in the development of interactive cable TV, the Laser Disc player, the first automotive Compact Disc player, the first detachable face car stereo, Supertuner technology, DVD and DVD recording, plasma display (branded as Kuro), and Organic LED display (OLED). The company works with optical disc and display technology and software products and is also a manufacturer. Sharp Corporation took a 14% stake in Pioneer in 2007,[2] which has been reduced to 9%, but Sharp still remains the largest shareholder of Pioneer Corporation, followed by Honda Motor Co., Ltd. who owns roughly 4% of Pioneer shares following a memorandum between the two companies in 2010 to strengthen business ties.

Review: i just say its great - its great as i need and working 100% perfact
Review: Good price - As described

## Features

- s compact in contained output power H
- others and ,On-Turn & Sensing Signal Automatic ,Boost Bass include features O
- clarity sonic and flexibility tuning enhances) sound range frequency-high for (filter pass high V

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B01KKHT2MY |
| Best Sellers Rank | #42,718 in Electronics ( See Top 100 in Electronics ) #115 in Home Audio Amplifiers |
| Department | Pioneer |
| Item model number | GM-A6704 |
| Manufacturer | Pioneer |
| Product Dimensions | 21.59 x 35.56 x 6.03 cm; 2.22 kg |

## Product Details

- **Item dimensions L x W x H:** 21.6 x 35.6 x 6 centimeters
- **Manufacturer:** Pioneer
- **Maximum supply voltage:** 12 Volts
- **Mounting type:** Freestanding
- **Voltage:** 12 Volts (DC)

## Images

![Pioneer GM-A6704 4-Channel Bridgeable Amplifier with Bass Boost,Black/red - Image 1](https://m.media-amazon.com/images/I/61bv1gw4woL.jpg)
![Pioneer GM-A6704 4-Channel Bridgeable Amplifier with Bass Boost,Black/red - Image 2](https://m.media-amazon.com/images/I/71QOqiceXcL.jpg)
![Pioneer GM-A6704 4-Channel Bridgeable Amplifier with Bass Boost,Black/red - Image 3](https://m.media-amazon.com/images/I/7196l+LwTCL.jpg)
![Pioneer GM-A6704 4-Channel Bridgeable Amplifier with Bass Boost,Black/red - Image 4](https://m.media-amazon.com/images/I/71AsRxaCmxL.jpg)
![Pioneer GM-A6704 4-Channel Bridgeable Amplifier with Bass Boost,Black/red - Image 5](https://m.media-amazon.com/images/I/71eN7lXVKyL.jpg)

## Questions & Answers

**Q: Is it made in Vietnam?**
A: Yes

**Q: Hi. Is there a 1 year manufacturer warranty?**
A: Yes. Its with one year warranty.

**Q: Is it made in Vietnam?**
A: Yes

**Q: Is it easy to install? Should I require a technitian ? also is it connecting via wire or bluetooth ?**
A: You will need wires to give power from battery so for sure you will need a technician.. this is amp it works on wire.

## Customer Reviews

### ⭐⭐⭐⭐⭐ i just say its great
*by S***B on 9 May 2021*

its great as i need and working 100% perfact

### ⭐⭐⭐⭐⭐ Good price
*by S***S on 1 October 2020*

As described

### ⭐⭐⭐⭐⭐ Awesome
*by A***R on 18 December 2019*

❤❤❤

## Frequently Bought Together

- Pioneer GM-A6704 4-Channel Bridgeable Car Amplifier - 1000W Max Power, Class AB
- Pioneer TS-B351PRO, Car Audio Speakers, Full Range, Clear Sound Quality, Easy Installation and Enhanced Bass Response, 3-1/2” Speakers
- Pioneer TS-6900PRO, 2-Way Car Audio Speakers, Full Range, Clear Sound Quality, Easy Installation and Enhanced Bass Response, 6” x 9” Speakers

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**Shop now:** [https://www.desertcart.jp/products/266941441-pioneer-gm-a6704-4-channel-bridgeable-amplifier-with-bass-boost](https://www.desertcart.jp/products/266941441-pioneer-gm-a6704-4-channel-bridgeable-amplifier-with-bass-boost)

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*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-03-18*