System 4

System 4


Step into an unparalleled cinematic realm with the JBL Synthesis System 4, a masterpiece designed for spaces up to 100m³. While it mirrors the 7.4.4 configuration of the System 5 pack, the System 4 elevates your home theater experience with even higher-grade components, including high-output amplifiers, subwoofers, and main speakers. This system is the epitome of JBL Synthesis’s 75-year legacy of innovation, patented technologies, and the unique high-definition imaging horn geometry, ensuring an auditory experience that transcends the ordinary.

Pricing available on application which will includes installation and shipping costs to your nominated location

JBL Synthesis System 4: The Pinnacle of Home Cinema Perfection

  • Customized for Superiority: Tailored for medium to large rooms, System 4’s advanced components are selected to fill your space with a sound that’s not just heard but felt, ensuring every scene is as compelling as in a real movie theater.
  • Heritage of Excellence: Drawing from 75 years of audio mastery, System 4 integrates JBL Synthesis’s patented innovations and a rich history of sound engineering to deliver an unmatched home entertainment experience.
  • Seamless Home Integration: Designed to blend into your living space, System 4 offers a seamless fusion of style and performance, making it a focal point of your home entertainment setup.

Key Components of System 4:

  • Advanced Processing Power: The heart of the system, the SDR58 Processor, offers state-of-the-art audio processing for crystal-clear sound reproduction.
  • Enhanced Amplification: Experience dynamic sound with the combination of the SDA7120 and SA4D Amplifiers, engineered for high-output performance.
  • Front Stage Excellence: Three SCL4 Main Speakers provide a robust and detailed front audio stage, setting the scene for an immersive listening experience.
  • Surround Sound Immersion: Four SCL7 Surround Speakers envelop you in a rich tapestry of sound, extending the cinematic ambiance to every corner of the room.
  • Deep, Resonant Bass: The quartet of SSW3 Subwoofers delivers powerful, room-filling bass, adding depth and intensity to every explosion and soundtrack.
  • Atmospheric Heights: Four SCL8 In-Ceiling Surrounds add the crucial height dimension to your soundstage, creating a truly three-dimensional audio experience.

Elevate your home cinema to a realm of unmatched auditory grandeur with the JBL Synthesis System 4, available for $71,481. This system not only meets the expectations of the most discerning audiophiles but sets a new benchmark for home theater systems. Discover the ultimate in cinematic sound at Len Wallis Audio, and transform your movie nights into extraordinary experiences.

Why should you consider a JBL Synthesis System 4 from Len Wallis Audio?

Emerging from Hollywood’s quest to replicate cinema-quality sound in residential settings, JBL Synthesis boasts a storied connection with the movie industry. In 1983, the brand was chosen by Lucasfilm to craft the inaugural THX®-certified commercial cinema speaker system.

A decade later, JBL Synthesis unveiled the pioneering THX-certified home theater setup. Presently, JBL Synthesis stands as the purveyor of the world’s most sophisticated multi-channel audio systems, designed to accommodate spaces ranging from cozy nooks to expansive private home theaters, ensuring an unparalleled home cinema experience.


JBL Synthesis systems are distinguished by their use of patented acoustic technologies that produce enveloping, precise soundscapes. These unique innovations set JBL Synthesis apart, offering a home theater sound experience that is unmatched.

These drivers are the heart of the system, providing exceptionally clear, detailed, and dynamic audio, enhancing the home cinema experience.

The High Definition Imaging Horn Geometry is a testament to JBL’s engineering excellence, offering consistent and controlled sound distribution, crucial for an immersive home theater setup.

Len Wallis Audio takes pride in being an authorized JBL Synthesis integrator, a recognition of our proficiency in engineering top-tier multi-channel audio solutions for home theaters. Our expertise in design and installation stands at the industry’s zenith, ensuring we can craft the ideal home cinema system tailored to your space.

For more information about the JBL Synthesis System 4 Pack, call or visit us at Len Wallis Audio.

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At Len Wallis Audio, whether you’re purchasing in store, over the phone or online through our ecommerce store, we want you to be completely satisfied with your purchase.

Our Refund, Return and Repairs Policy is here to clarify any concerns or questions you might have prior to you making a purchase from us. This way you can be sure of our policy on refunds, returns and repairs and your rights under the Australian Consumer Law.

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In some circumstances, goods presented for repair may be replaced by refurbished goods of the same type rather than being repaired. Refurbished parts may be used to repair the goods.

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We understand that sometimes you may simply change your mind about a purchase or have made a wrong selection. In these situations, you have 14 days in which to return your item for a refund, exchange or store credit. If more than 14 days has passed since your purchase we can’t offer you a refund, exchange or store credit.

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Please note that current Australian Consumer Law does not require us to offer a ‘Change of Mind’ refund. Rather Len Wallis Audio offers 14 day ‘Change of Mind Policy’ in good faith. For more information on consumer rights and guarantees, please visit the Australian Competition and Consumer Commission web site.