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Home News

JBL Synthesis Launches Powerful New Multichannel Class D Amplifiers

Finn de Kroon by Finn de Kroon
March 21, 2025
in News, Amplifiers
Reading Time: 2 mins read
JBL-Synthesis-Launches-Powerful-New-Multichannel-Class-D-Amplifiers

JBL Synthesis has unveiled its latest high-performance multichannel Class D amplifiers, the SMA-4750 and SMA-8300. Designed specifically for residential cinema applications, these amplifiers are engineered to deliver professional-grade power, high-resolution digital signal processing (DSP), and user-friendly interfaces tailored for custom installations (CI). With balanced XLR inputs and binding post speaker terminals, the new SMA Series amplifiers promise to elevate home audio experiences to unprecedented levels.

  • Cutting-Edge Technology and Features
  • Quotes from Industry Leaders
  • SMA-4750: Power and Versatility
  • SMA-8300: Expansive Channel Options
  • Installation-Friendly Design
  • Availability and Pricing
  • Commitment to Innovation

Cutting-Edge Technology and Features

The SMA-4750 and SMA-8300 are equipped with powerful built-in DSPs that allow for custom loudspeaker tuning and system configuration. These advanced amplifiers are housed in a compact 2RU chassis, which facilitates flexible installation while seamlessly integrating into the existing JBL Synthesis electronics lineup. They complement the SDP processors and SCL and SSW loudspeaker systems, forming a cohesive and powerful audio system.

JBL-Synthesis-Launches-Powerful-New-Multichannel-Class-D-Amplifiers-2

Quotes from Industry Leaders

“Designed to elevate home audio experiences, the new JBL Synthesis SMA Series amplifiers set a new benchmark for power, flexibility, and performance,” stated Jim Garrett, Senior Director of Product Strategy and Planning at HARMAN Luxury Audio. “These amplifiers are designed to deliver exceptional power and audio fidelity, making them a perfect fit for any high-end home audio system. They embody our commitment to innovation and home cinema audio expertise.”

SMA-4750: Power and Versatility

The SMA-4750 is a 4-channel amplifier that delivers an impressive 750W per channel at 8 ohms. It features the capability to bridge adjacent channels, allowing for a staggering output of up to 2,500W at 8 ohms. This model is particularly well-suited for powering large loudspeakers and subwoofers, ensuring a rich and powerful sound quality that enhances any audio experience.

JBL-Synthesis-Launches-Powerful-New-Multichannel-Class-D-Amplifiers-1

SMA-8300: Expansive Channel Options

On the other hand, the SMA-8300 is an 8-channel amplifier offering 300W per channel at 8 ohms. With bridging options that allow for up to 1,200W per channel at 8 ohms, this amplifier is designed for larger, more expansive systems, accommodating a wide range of speaker configurations.

JBL-Synthesis-Launches-Powerful-New-Multichannel-Class-D-Amplifiers-3

Installation-Friendly Design

Both the SMA-4750 and SMA-8300 feature a compact, stackable design with quiet side-to-side ventilation, making them ideal for custom installations. They are equipped with a comprehensive DSP suite that includes EQ, delay, and limiters, granting ultimate control and customization for audiophiles and professional installers alike.

Availability and Pricing

The JBL Synthesis SMA-4750 and SMA-8300 models will be available for presale at the CEDIA Expo 2024, with product shipments expected in Q1 2025. The SMA-4750 will retail at an MSRP of $5,000, while the SMA-8300 will be available for $6,000.

Commitment to Innovation

As the latest addition to the JBL Synthesis lineup, these amplifiers reinforce the brand’s commitment to delivering exceptional audio experiences through innovative technology and superior craftsmanship. With the SMA-4750 and SMA-8300, JBL Synthesis continues to lead the charge in providing high-end audio solutions for discerning customers looking to enhance their home cinema experiences.

Tags: JBL Synthesis
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Finn de Kroon

Finn de Kroon

Editor & Videographer

Finn de Kroon is an editor and videographer at Best of High End. His path into the audio-visual world began with an audiovisual study in Brussels in 2022; his interest in hi-fi followed soon after, when he started writing for Best of High End and began discovering new brands and everything the audio world had to offer. In 2024, Finn became a full-time videographer, producing promotional and business videos. Attending the High End show in Munich and Vienna deepened his knowledge of what the hi-fi world has to offer, further immersing him in the industry. Today, Finn's main area of expertise is video: he produces most of the videos published on Best of High End, alongside writing articles for the site's news page. Since joining Best of High End, he has fallen in love with high-end sound systems, and looks forward to discovering new brands and systems.

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