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Pioneer compact space-saving micro 4-channel (400W) Class D amplifier.



Zeus Power ZXR Premium Digital
Not only HiFonics fans know: Those looking for a particularly good and powerful car HiFi amplifier will definitely find what they are looking for in Zeus models. This formula has been true for over 30 years, since the legendary Zeus Series 7 laid the foundation for what makes Zeus amplifiers what they are today: maximum power and performance, along with top-notch sound – in short, the best that Class A/B technology can offer. Experts know that Class A/B amplifiers are excellent but far from compact. For this reason, the HiFonics engineers have completely redesigned the Zeus Power ZXR series as Class D amplifiers. The result is beautiful powerhouses with very slim dimensions – all in the well-known and popular Zeus look. No matter where you look, the ZXR amps are superbly crafted. With an outstanding efficiency of over 90%, they also do not require much power to unleash their full potential. The ZXR series also includes a wired bass remote, allowing levels to be easily adjusted from the driver's seat. Connecting to modern vehicles is more important than ever today. Equipped with the latest EPS high-level input, the speaker signal can be easily tapped from the car radio without causing error messages in the vehicle. All amplifiers are cleverly designed to ensure that the EMC parameters are met, resulting in excellent emission values to avoid interfering with radio reception.








The Ground Zero GZHA MINI FOUR is a highly compact 4-channel car amplifier featuring efficient Class-D technology. With an output power of 4x 80 watts RMS at 4 ohms and 4x 130 watts RMS at 2 ohms, this amplifier provides sufficient power to optimize speaker performance. For increased power output, the amplifier can operate in bridge mode, achieving up to 2x 320 watts RMS at 4 ohms. Variable filters and bass boost ensure optimal sound quality through adjustable active crossovers and broadband filters. The configurable high-pass filter (10-500 Hz) and low-pass filter (40-4000 Hz) offer complete control over the frequency response, while the bandpass filter allows for balanced audio mixing. An adjustable bass boost function adds extra punch to low frequencies. Constructed with a robust black anodized aluminum heat sink, the GZHA MINI FOUR combines durability with elegant design. Large connections enable secure and stable links, while the compact dimensions of 13.5 x 5.2 x 21 cm allow for easy installation in tight spaces. The high-level input with auto-on function simplifies installation by allowing direct connection to most audio systems, including factory radios without RCA outputs, eliminating the need for additional converters. This amplifier is ideal for vehicles with limited space, offering reliable performance and advanced audio control features. The package includes a Ground Zero GZHA MINI FOUR amplifier, a multilingual user manual, and a mounting kit with screws and rings.

With an impressive 2 x 95 watts RMS at 2 Ω, the little Quantum QS-Two is anything but slim. On the contrary, it drives loudspeaker systems with 4, 3, or 2 Ω impedance without difficulty and remains very stable even under critical loads. With a mono bridge output of 190 watts RMS at 4 Ω, it can also elicit a lot of bass from subwoofers. It impresses with its high-end sound: thanks to the huge bandwidth of up to 60,000 Hz and a sensationally low distortion factor of less than 0.007% (THD + N @ 5W), the QS-Two is way ahead.
ESX masters the construction of Class D power amplifiers so well that the QS-Two can achieve a sensational efficiency of up to 90% and is EMC interference-free. The modern technology saves electricity, relieves the vehicle's electrical system, and protects the high-quality components from overheating. Thanks to the high degree of efficiency, no thick power cables need to be pulled. If you want it to be very easy, you can use the QS-Two-ISO, which can be supplied via a pre-assembled ISO cable harness, for example, to connect behind the car radio.




The powerful GM-A3702 was built for one purpose: to enhance your audio experience in the vehicle. Enjoy very low distortion and complete freedom in installation. Thanks to the one-body heat sink housing, it stays cool even when things get hot. With an input voltage of up to 6.5 volts, it can be optimally adapted to all car radios and media centers. The GM-A3702 supports speakers with 2 and 4 ohms and delivers a robust 500 watts when bridged.

Indulge your desire for more power. With Pioneer’s bridgeable amplifiers, you get pure, clean, distortion-free power and outstanding sound.
The GM-A6704 will make your system shine while keeping cool. A technical marvel that will excite you to the core.



The CRUNCH GPX amplifiers offer an almost unbeatable price-performance ratio. They impress with solid quality, thoughtful design, and provide lasting sound enjoyment in the car. With cost-optimized performance and user-friendly features, these amplifiers are the perfect entry point for car audio fans.



Bring a breath of fresh air to your head unit. Headphone amplifiers (whether OEM or aftermarket) quickly show their limits in terms of power and dynamics. At high volume, they quickly saturate and spoil the listening experience. To compensate for this and get the best out of your speaker drivers, Impulse 4.320 is the good solution. It gets your system going without having to engage in a difficult installation process. Semi "Plug&Play", Impulse 4.320 is a digital 4-channel miniature amplifier with 4 x 55 watts of power. Impulse 4.320 is the good match for your Focal Integration speakers.














The Crunch GPX amplifiers offer an almost unbeatable price-performance ratio. They impress with solid quality, thoughtful design, and provide lasting sound enjoyment in the car. With cost-optimized performance and user-friendly features, these amplifiers are the perfect entry point for car audio enthusiasts.



Both GPX models convince with an almost unbeatable price-performance ratio and have what it takes to become a bestseller. The power amplifiers of the GPX series convince with a solid quality and thoughtful design and stand for lasting sound fun in the car. With price-optimized performance and easy-to-use features, the GPX amplifiers are the perfect introduction for car audio novices.



