More about the product
The Pioneer GM-DX104 Hi-Res 4ch Micro Amplifier is a compact and powerful solution for enhancing car audio systems. Designed for high-resolution audio playback, this amplifier delivers exceptional clarity and detail, making it ideal for music lovers who want premium sound without taking up much space. Its micro design allows for easy installation in tight areas such as under seats or behind panels while still offering impressive performance.
The GM-DX104 features four channels, enabling it to power multiple speakers or components with ease. It supports Hi-Res audio, ensuring playback of high-quality sound files for a more immersive listening experience. Built with advanced Class-D technology, the GM-DX104 achieves high efficiency and low heat generation, which is essential for compact installations. This design also helps maintain consistent performance without draining excessive power from the vehicle’s electrical system.
The amplifier includes a range of tuning options, such as adjustable high-pass and low-pass filters, allowing precise control over sound output to match different speaker setups. Its sleek and durable casing complements modern vehicle interiors, and its compact size does not compromise reliability. Installation is straightforward thanks to its simplified wiring layout and compatibility with most car audio systems.
The GM-DX104 focuses on sound quality and efficiency rather than advanced smart features. It does not include wireless connectivity or built-in DSP functions, but it delivers pure, high-resolution audio in a small footprint. For those who value clean and powerful sound in a compact design, this amplifier is a practical and long-lasting choice.
Technical details
- Brand
- Pioneer
- Channels
- 4
- Dimensions
- 181 x 38 x 64 mm
- Impedance
- 4Ω
- Output Power
- 45 W × 4 (at 14.4 V, 2 Ω, 1 kHz, ≤ 1 % THD)|45 W × 4 (at 14.4 V, 4 Ω, 20 Hz to 20 kHz ≤ 1 % THD)
- Weight
- 0.58kg
Frequently Asked Questions
In addition to shipping all over Australia with Australia Post, we also offer in-store pickup from our Bankstown, NSW store. From the checkout, you're able to select between shipping methods, regular, Express, or In-Store Pickup. For more information on Bankstown Sound shipping, please read more here.
We offer installation services for everything we sell. Our installations come with a lifetime warranty and are performed at our Bankstown, NSW workshop by Car Audio installation specialists with over 25+ years experience. Please contact us for an installation quote if you're wanting us to do it for you.
Why Choose Bankstown Sound for Your Car Audio & Tech Upgrades
At our Bankstown Sound store and workshop in Sydney, our team ensures every car and auto audio installation and upgrade starts with an understanding of how you use your car. Our team works with you to understand your driving habits, the features you rely on, and the problems you’re trying to solve.
Most factory setups are built to broad standards and often lack the clarity or seamless connectivity required for how people actually drive. That’s why we focus on modernising your dashboard and audio performance based on how you use your vehicle.

