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- Pioneer GM-A4704 520W Max Class AB Bridgeable...
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Item #:
2811195
Pioneer GM-A4704 520W Max Class AB Bridgeable 4-Channel Car Amplifier | Variable High-Pass Filter
88% of respondents would recommend this to a friend
Item #:
2811195
PKR 56256
Price Details
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Order now and get it around Sunday, August 16
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Transform your car audio experience with the compact yet powerful Pioneer GM-A3702 amplifier, delivering dynamic sound and unparalleled clarity.
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What Stands Out
High Power Output
With a maximum power output of 1000W, this amplifier delivers impressive sound quality and volume for an enhanced audio experience in your vehicle, making it a perfect choice for audiophiles.
Class AB Design
The Class AB design combines the efficiency of Class B with the sound quality of Class A, ensuring minimal distortion and high fidelity audio reproduction, ideal for dynamic music playback.
Bridgeable Channels
Easily bridgeable to create a powerful two-channel output, this amplifier provides flexibility in installation and customization, allowing users to optimize their car audio system according to their specific needs.
Product Details
- 4-Channel Class A/B Amp - Upgrade your car audio with a 4-channel amp for clearer sound. Customize your sound by connecting various speakers, balance audio between front and rear, and even add a subwoofer for extra bass.
- Maximum Power Output – Power up your music. The GM-A4704 cranks out a strong 520 watts of max power output creating dynamic and impactful sound reproduction, with 40 watts RMS x 4 at 4 ohms (130 watts RMS x2 in bridged mode).
- Efficiency – The Pioneer GM-A4704 boasts a Class AB design, balancing efficiency and performance, ensuring optimal power usage for a reliable audio experience without excessive heat generation.
- Low Distortion – With minimized crossover distortion, this amplifier guarantees a clean and distortion-free audio output, preserving the integrity of the source signal for high-quality sound reproduction.
- Tone Control – Designed with variable high and low-pass filters, control the range of frequencies the amplifier sends to its speakers to enhance the sound based on music type and genre. Tailor your listening experience and enjoy your ride.
| Voltage | 12 volts_of_direct_current |
| Minimum Supply Voltage | 0.3 volts_of_direct_current |
| Mounting Type | Surface Mount |
| Number of Channels | 4 |
| Output Power | 520 watts |
| Package Type Name | Retail box |
| Supply Current | 43.3 A |
| Maximum Output Power | 520 watts |
| Item Dimensions | 8.5 x 12.88 x 2.38 inches (21.6 x 32.7 x 6 cm) |
| Specification Met | Certified Frustration-free |
| Manufacturer | Pioneer |
| Model | GM-A4704 |
| Brand Name | PIONEER |
| Unit Count | 1 Count |
| Global Trade Identification Number | 00884938340205 |
| UPC | 884938340205 |
| Included Components | 4-Channel amplifier |
| Item Type Name | Car Amplifiers |
| Item Weight | 4.4 pounds (2 kg) |
| Part Number | GM-A4704 |
| Item dimensions L x W x H | 8.5 x 12.88 x 2.38 inches (21.6 x 32.7 x 6 cm) |
What's in the box
4-Channel amplifier
Who Should Buy?
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Budget Sound Enthusiasts
Great for those who want quality sound without breaking the bank. Affordable yet powerful performance.
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First-Time Installers
Ideal for beginners looking to enhance their car audio system with user-friendly installation and operation.
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Compact System Users
Perfect for users with limited space needing a compact amplifier that delivers robust power in a small package.
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Professional Audiophiles
May not meet the high-performance demands and sound quality required by extreme audio enthusiasts.
Product Description
Have any Query? Chat with us
Customer Questions & Answers
-
Question:
What is the power output of the Pioneer GM-A3702 car amplifier?
Answer: The Pioneer GM-A3702 car amplifier delivers a maximum power output of 500 watts. This high power rating ensures that users can enjoy clear and powerful sound quality while driving. The amplifier is designed to enhance the audio performance of your vehicle, making it ideal for music enthusiasts who want to boost their listening experience during commutes or road trips. -
Question:
Is the GM-A3702 amplifier suitable for both 2-channel and bridged configurations?
Answer: Yes, the Pioneer GM-A3702 amplifier is bridgeable, which means it can be configured to operate in both 2-channel and bridged modes. This flexibility allows users to customize their audio setups for different speaker configurations. For instance, when bridged, it can drive a single high-powered speaker, making it a great choice for subwoofer applications in mobile audio systems. -
Question:
What class does the Pioneer GM-A3702 amplifier belong to?
Answer: The GM-A3702 amplifier is classified as a Class AB amplifier. Class AB amplifiers are well-known for their excellent sound quality and efficiency, making them a popular choice for car audio systems. They provide a balance between power output and minimal distortion, so you can experience clear, dynamic sound, which is especially useful when playing high-volume music or during fast-paced driving. -
Question:
Can I use the Pioneer GM-A3702 amplifier with aftermarket speakers?
Answer: Absolutely! The Pioneer GM-A3702 is compatible with a wide range of aftermarket speakers. Upgrading your speakers enhances the overall audio experience, and this amplifier can effectively power them. Whether you're pairing it with coaxial or component speakers, the amplifier's performance will significantly elevate your car's sound stage, allowing for richer and more detailed sound reproduction. -
Question:
What should I consider when installing the GM-A3702 amplifier in my vehicle?
Answer: When installing the GM-A3702 amplifier, consider factors such as the amplifier's location, wiring, and cooling. It's best to mount it in a well-ventilated area to prevent overheating. Make sure to use suitable gauge wiring for power, ground, and speaker connections. Professional installation is recommended for optimal performance, ensuring the wiring correctly supports your speaker system's impedance. -
Question:
What additional features does the Pioneer GM-A3702 amplifier offer?
Answer: The Pioneer GM-A3702 features adjustable low-pass filters and bass boost options, allowing you to tailor the sound output to your preferences. These features enable you to customize your audio experience, whether you want to enhance bass response for hip-hop or maintain clarity for rock music. Such adjustments can make a noticeable difference in your listening experience while driving. -
Question:
What is the size of the Pioneer GM-A3702 amplifier?
Answer: The GM-A3702 amplifier comes in a compact size, measuring approximately 12.6 x 9.6 x 2.4 inches. Its small footprint allows for versatile installations in various vehicle models, making it easier to fit in tight spaces without compromising on sound quality. This makes the amplifier a preferred choice for those looking to maximize audio performance while retaining valuable cabin space. -
Question:
Is the GM-A3702 amplifier suitable for subwoofers?
Answer: Yes, the GM-A3702 amplifier is an excellent choice for powering subwoofers. Its bridgeable capability allows it to deliver significant power to a single subwoofer, resulting in deep and impactful bass. Pairing it with a compatible subwoofer enhances low-frequency response, making your music, movies, and other audio experiences more immersive and enjoyable. -
Question:
What types of inputs does the GM-A3702 amplifier support?
Answer: The Pioneer GM-A3702 supports high-level and low-level audio inputs, making it versatile for various audio sources. High-level inputs are great for connecting to factory-installed audio systems, while low-level inputs are suitable for aftermarket receivers. This flexibility allows for easy integration into almost any vehicle’s audio setup, ensuring a seamless upgrade to your sound system. -
Question:
Where can I buy the Pioneer GM-A3702 2-Channel Bridgeable Car Amplifier?
Answer: You can buy the Pioneer GM-A3702 2-Channel Bridgeable Car Amplifier from Ubuy. Ubuy offers a wide selection of electronic products including car audio equipment, providing customers with a reliable option for their purchases. You can check their website to find this amplifier along with other Pioneer audio products.
PIONEER Multichannel Amplifiers Editorial Review
The Amplifier is highly rated as a great value for money. It has received mixed feedback from users. It's capable of powering multiple speakers and sounds better than most built-in car sound systems. The Amplifier tends to get really hot and has been reported by some users for having one channel not working at a time, though others were able to fix it by following the directions carefully.
Customer Reviews & Ratings
279 customers ratings
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5 Star
74%
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4 Star
13%
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3 Star
6%
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2 Star
2%
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1 Star
5%
Review this product
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Pros
- Good value for money
- Easy to install and wire
- Capable of powering multiple speakers
- Sound quality is great compared to most built-in car sound systems
Cons
- Has a tendency to overheat
Platform Trust & Buyer Confidence
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Mohammad
Verified buyer
“Excellent quality and original too,when ubuy send original things I will appreciate that ,I very satisfied thank you”
23 July 2026 · via Trustpilot
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Chitra
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“The order and delivery progress was communicated very well. Package arrived within the estimated time. Products arrived as expected in good condition.”
22-Jul-26 · via Trustpilot
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“Good supply of products. Safe payment methods, and shipment worldwide! Genuine products.”
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“Was my first time buying a product from Ubuy, but I found it so helpful. This is reliable. Gonna place a new order!”
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PKR 56256
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Features & Benefits
- Elevate your car audio experience with the powerful 2-channel Class A/B Pioneer GM-A3702 amplifier.
- Maximum power output of 500 watts for dynamic and impactful sound.
- Delivers 60 watts RMS to each speaker, significantly enhancing sound over a standard car radio.
- Minimized crossover distortion ensures crystal-clear audio quality.
- Features a selectable low-pass filter for optimal bass customization at 80 Hz.
- Easily integrates with factory radios using speaker-level inputs.
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