Overview
The Sony BRAVIA Theater Quad (model HT-A9M2) is Sony's flagship home theater system, positioned as a premium, all-in-one solution for immersive cinematic audio. Instead of a traditional soundbar, this system utilizes four separate wireless speakers and a central control box. The core proposition is to deliver a wide, enveloping soundstage that mimics a commercial movie theater through advanced processing, while offering the flexibility of a wireless setup that can adapt to different living room layouts.
To unlock the full potential of this system, consider pairing it with a compatible Sony BRAVIA TV. This enables features like Acoustic Center Sync, which turns the TV into a center channel for more accurate dialogue placement.
For the best immersive experience, experiment with the placement of the four speakers. While flexible, ensuring they are roughly equidistant and at ear level can significantly enhance the 360 Spatial Sound Mapping effect.
Key Features
The BRAVIA Theater Quad is built around several key technologies designed to simplify setup and maximize immersion. Its main selling points are its unique approach to surround sound and its flexible, interior-friendly design.
360 Spatial Sound Mapping
The standout feature is Sony's 360 Spatial Sound Mapping. This technology uses the four physical speakers to create up to twelve "phantom" speakers around the listening area. By generating a sound field from multiple virtual sources, the system aims to produce a wider and more enveloping sound than conventional virtual surround systems. This means that more people in the room can experience the same immersive audio, regardless of where they are sitting. The system also includes up-firing speakers in each unit to reflect sound off the ceiling, which is crucial for delivering the height effects in Dolby Atmos and DTS:X content.
360 Spatial Sound Mapping is a significant advancement over traditional virtual surround soundbars, as it uses real physical speakers to project and reflect sound, creating a more convincing and precise sound field than purely software-based solutions.
Flexible Wireless Design
Sony has focused heavily on ease of use and aesthetics. The system consists of four slim, individual speakers that connect wirelessly to a central control box, which in turn connects to the TV via HDMI. This completely eliminates the need to run messy speaker cables around the room. Each speaker is designed to be versatile, with an included dual-purpose stand that allows for either free-standing placement on a shelf or easy mounting on a wall. Sony also states that the wireless connection is now more stable, with up to 2.5 times the radio output power of the previous model, thanks to a new switchable dual antenna system.
Sound Field Optimization
To ensure optimal performance in any environment, the BRAVIA Theater Quad incorporates Sound Field Optimization. This is an automated calibration process that analyzes the room's unique acoustic characteristics using the built-in microphones. It also calibrates the sound based on the exact position of each of the four speakers. Going a step further, the system can use the BRAVIA Connect smartphone app to detect the listener's position and tailor the sound field accordingly, ensuring the best possible audio experience is directed right to your seat.
While the system is designed to deliver powerful bass from its slim speakers, it does not include a dedicated subwoofer in the box. For the most impactful low-end frequencies, you will need to purchase one of Sony's compatible wireless subwoofers separately.
Though wireless for audio signal, each of the four speakers and the central control unit require their own power outlet. Plan your setup to ensure convenient access to multiple power sources, or be prepared to manage additional power cables.
Specifications
| Spec | Value |
|---|---|
| Model | HT-A9M2 |
| System Configuration | 4 wireless speakers, 1 control box |
| Total Speaker Drivers | 16 |
| Key Sound Technology | 360 Spatial Sound Mapping, Sound Field Optimization |
| Supported Audio Formats | Dolby Atmos, DTS:X, IMAX Enhanced |
| Upmixing | Stereo to surround upmixer with AI Sound Separation for dialogue |
| Speaker Design | 3-way with up-firing speaker, X-Balanced Speaker Unit, Bass reflex port |
| Connectivity | HDMI IN, HDMI OUT (eARC/ARC), LAN |
| Video Passthrough | 8K HDR (via HDMI 2.1) |
| Gaming Features | VRR (Variable Refresh Rate), ALLM (Auto Low Latency Mode), SBTM (Source-Based Tone Mapping) |
| App Control | BRAVIA Connect App (iOS, Android) |
| BRAVIA TV Integration | Acoustic Center Sync, Voice Zoom 3, Integrated Quick Settings menu |
| Wireless Protocol | Proprietary wireless connection for speakers, Bluetooth |
Design & Build
The BRAVIA Theater Quad system is designed to blend into a modern living space. The four speakers are notably slim and elegant, with a neutral color scheme. Each speaker is identical, providing a clean, uniform look. The ability to be either placed on a surface or mounted on a wall using the supplied brackets offers significant flexibility in placement. The main control box is a small, discreet unit intended to be placed near the television. The overall design prioritizes minimalism and a clean setup, free from the visual clutter of traditional surround sound systems.
Some features, including IMAX Enhanced certification and Acoustic Center Sync, are scheduled to be available via a firmware update in Summer 2024. Always ensure your device is connected to the internet to receive the latest updates.
Who It's For
This system targets home cinema enthusiasts who crave a high-fidelity, immersive surround sound experience but are unwilling to compromise on interior design or deal with complex wiring. Its high price point places it firmly in the premium category, appealing to buyers who are investing in a high-end entertainment setup. The hassle-free wireless design makes it ideal for anyone who wants to avoid drilling holes or running long cables.
It is an especially compelling option for users within the Sony ecosystem, as its tight integration with compatible BRAVIA TVs unlocks exclusive features that enhance performance and usability. Furthermore, with support for HDMI 2.1 features like 4K/120Hz, VRR, and ALLM, it is an excellent choice for gamers using modern consoles like the PlayStation 5 who want audio that matches the visual fidelity of their games.
FAQ
Do I need a Sony TV to use the BRAVIA Theater Quad?No, you can use the system with any TV that has an HDMI ARC/eARC connection. However, to access special features like Acoustic Center Sync (using the TV as a center speaker) and Voice Zoom 3, you will need a compatible Sony BRAVIA TV.
Are the speakers truly wireless?The four main speakers are truly wireless in that they do not require any signal cables connecting them to the main control box or to each other. However, each of the four speakers and the central control box require their own connection to a power outlet.
What is 360 Spatial Sound Mapping?It is Sony's proprietary technology that uses the four physical speakers to create up to twelve "phantom" speakers in the room. This creates a wider, more enveloping bubble of sound for a more immersive experience with movies, music, and games.
Does the system include a subwoofer?No, the base system includes the four wireless speakers and the control box. While the speakers are engineered to produce good bass on their own, a dedicated wireless subwoofer (like the Sony SA-SW5 or SA-SW3) is an optional extra purchase for those who want deeper, more powerful low-end sound.
Is this a good system for gaming?Yes. It supports HDMI 2.1 passthrough, which allows for features important for modern gaming, such as Variable Refresh Rate (VRR) and Auto Low Latency Mode (ALLM). Paired with its immersive surround sound capabilities, it is well-suited for gaming on consoles like the PlayStation 5.
What is Acoustic Center Sync?Acoustic Center Sync is a feature exclusive to compatible Sony BRAVIA TVs. It allows the TV's built-in speakers to act as the center channel of the BRAVIA Theater Quad system, enhancing dialogue clarity and improving the sound-to-picture matching for a more cohesive experience.
How does Sound Field Optimization work?Sound Field Optimization uses built-in microphones in the system's speakers to analyze your room's acoustics and the precise placement of each speaker. It then automatically calibrates the sound output to provide the best possible audio experience tailored to your specific environment and listening position.
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Pros
- True wireless speaker design for flexible placement
- 360 Spatial Sound Mapping for an immersive audio field
- Supports Dolby Atmos, DTS:X, and IMAX Enhanced formats
- Advanced automatic room and listener position calibration
- Excellent integration with compatible Sony BRAVIA TVs
- Full HDMI 2.1 passthrough for 8K and gaming features
Cons
- High initial purchase price
- Does not include a dedicated subwoofer
- Best features are locked to the Sony BRAVIA ecosystem
- Some features dependent on a future firmware update
Verdict
The Sony BRAVIA Theater Quad presents a compelling, if pricey, package for those seeking a high-end, wireless surround sound solution. Its feature set is impressive, especially the 360 Spatial Sound Mapping and deep integration with BRAVIA TVs, making it a powerful contender in the premium home audio market.