Hifonics JUNO IV-DSP amplifier

Name: Hifonics JUNO IV-DSP amplifier
Brand: Hifonics
Price: 329.00 EUR
Availability: InStock

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4-channel amplifier with DSP, 4 x 75 W (4 Ω) / 4 x 115 W RMS (2 Ω), Class D
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HiFonics JUNO IV-DSP Amplifier

HiFonics JUNO IV-DSP pushes the boundaries of what can be expected from compact DSP amplifiers for car audio. This 4-channel Class-D amplifier with a powerful 6-channel DSP processor combines modern digital signal processing technology and ample power in an extremely small form factor, making it an ideal choice for demanding car-audio installations where space is limited but sound quality is paramount.

Thanks to two optional DSP outputs, you can not only control the four internal amplifier channels for speakers but also feed signal to additional external amplifiers or system modules – for example for separate subwoofers or rear/front satellites. This solution ensures flexible, modular system expansion without compromising sound quality.

The JUNO IV-DSP is also equipped with an integrated Bluetooth 5.0 module with A2DP and aptX support, enabling wireless music streaming and wireless DSP parameter adjustment via a smartphone or tablet using the DSP Master app. For traditional setup, the DSP can also be configured via PC connection over USB. This model is a top solution especially for those who want easy tuning and very precise sound adjustments directly from the car cabin or from a laptop.

Main features

4-channel Class-D amplifier with a 6-channel DSP processor – ideal for direct control of speakers and external components.
Power: up to 4 × 75 W RMS at 4 Ω or 4 × 115 W RMS at 2 Ω for strong, clean speaker drive.
6-channel DSP with advanced functions: 10×31-band equalizer, HP/LP/BP filters, time alignment, gain, phase, input mixing and subwoofer control.
Bluetooth 5.0 for wireless music streaming and DSP control via mobile app (DSP Master).
Inputs: 4× high-level inputs, stereo AUX RCA, optical S/PDIF 192 kHz/24 bit, Bluetooth and USB for PC.
Outputs: 4× speaker cable outputs, 2× RCA signal outputs for external amplifiers.
Automatic turn-on (Auto Turn-On) and REM OUT function for easy integration with the vehicle system.
Very compact dimensions: approx. 166 × 115 × 35 mm – ideal for installation even in limited space.
Expandable: compatible with external HiFonics amplifiers like PLUTO II and PLUTO I for larger power configurations.

Technical specifications

Type: 4-channel DSP amplifier (Class D) with a 6-channel DSP processor.
RMS power: 4× 75 W @ 4 Ω / 4× 115 W @ 2 Ω.
DSP functions: 10×31-band EQ, HP/LP/BP filters, time alignment, gain and subwoofer control.
Inputs: 4× high-level, RCA AUX, optical S/PDIF, Bluetooth, USB.
Outputs: 4× speaker outputs, 2× RCA.
Bluetooth: 5.0 with A2DP/aptX.
Dimensions: 166 × 115 × 35 mm.

About the brand

Hifonics is one of the world’s legends in car audio. Since its inception in the 1980s it has set standards in automotive sound and is a strong player in the amplifier, speaker and subwoofer segments. The brand is known for its uncompromising philosophy – combining top performance with precise workmanship and unmistakable design. Hifonics products appeal to a wide range of customers, from demanding audiophiles to enthusiasts who want deep bass and maximum dynamics in their car. Hifonics amplifiers are renowned for high stability, clean sound and enormous power potential. Speakers and subwoofers also stand out for precise construction and long durability even under extreme loads. Hifonics continuously innovates its products. Modern technologies such as hybrid puffer capacitors, extremely rigid carbon cones, MICA composite diaphragms and advanced cooling push the boundaries of sound further. Alongside top amplifiers you’ll find practical accessories in the portfolio, from remote bass controls to mounting accessories and decorative protective grilles. If you’re looking for a proven brand that combines a legendary name with modern technology and superb sound, Hifonics is the right choice for your car. Treat yourself to above-standard performance you can feel – with Hifonics you’ll always be one step ahead!

Catalog number	JUNO IV-DSP
Brand	Hifonics
Links	Official web presentation
Energy class of the amplifierAmplifiers are divided into two basic classes: analog and digital . Analog amplifiers (A/B) have higher consumption requirements, but usually have a more natural sound. Digital amplifiers (D) have significantly lower consumption and higher efficiency, but the sound may not be as faithful as with classic analog amplifiers.	D
Number of amplifier channelsAmplifiers are divided into: - Monoblocks - 2-channel - 3-channel - 4-channel - 5-channel - 6-channel - multi-channel Each channel is used to power one speaker for the coaxial type, or one side if they are component speakers. Monoblock type amplifiers are mainly used for subwoofers. 2-channel are suitable for both subwoofers and, for example, the front pair of speakers in a car. 3-channel is used for front or rear speakers + subwoofer. 4-channel are used for front + rear speakers or 1 pair of speakers + subwoofer. 6 or 5-channel are used for 2 pairs of speakers + subwoofer, most often. Bridging means connecting the amplifier to a bridge, using the + pole from one channel and the - pole from the other channel. In most cases this is shown as "BRIDGED" on the amplifier.	4
RMS power into 4 ΩRMS power when loading speakers or subwoofer at 4 Ω. RMS power is the constant power of the amplifier and is one of the most important parameters when choosing an amplifier.	4 x 75 W
RMS power into 2 ΩRMS power when loading speakers or subwoofer at 2 Ω. RMS power is the constant power of the amplifier and is one of the most important parameters when choosing an amplifier.	4 x 115 W
The value of the fuses on the amplifierFrom the value of the fuses on the amplifier, you can get a true picture of the real performance of the amplifier.	1 x 40 A
High level inputsThe high-level input on the amplifier allows connection directly to the existing speakers in the car without additional purchase of an external high/low adapter. Important equipment in the case of installing an amplifier on an original car radio.	Yes
Automatic on and offThis function allows you to automatically switch on the amplifier.	Yes
Integrated DSP processor	Yes
Number of DSP processor channels	6
Socket input terminalsFerrule terminals allow better wiring contact to the amplifier. It is also a more secure form of terminals. If you are tightening the sleeve terminals, we recommend retightening them after 1 day, as the connected cable gradually compresses.	Yes
Input for wired remote controlIf the amplifier has a remote control input.	Yes
Remote control included in the packageSome models of amplifiers also come with wired remote controls in the package, which on one side plug into the amplifier and on the other side you have a potentiometer that you can place anywhere in the cabin. A common place to place the remote control is under the steering wheel. The advantage is the regulation of power, and therefore volume, depending on driving conditions and the mood of the crew in the car.	No
Dimensions of the amplifier	115 x 35 x 140/166 mm