Description
Sonodyne introduces the IWO 812, a premium slim-profile on-wall / in-wall speaker designed for high-performance home theatre and luxury interior installations.
As an advanced model in the IWO 800 series, the IWO 812 features a 2.5-way design with larger drivers and passive radiators, delivering deeper bass, higher output, and a more immersive soundstage compared to the 801 / 802 / 811.
It is ideal for users who want powerful, room-filling sound from a sleek, wall-integrated speaker.
Key Features
- Slim 3.7” shallow profile design
- Flexible on-wall / in-wall installation
- 2.5-way speaker configuration (premium upgrade)
- 1” dome tweeter + dual 4” woofers
- Dual passive radiators for enhanced bass
- Higher sensitivity for stronger output
- Key-hole mounting system
- Designed for premium home theatre setups
Driver Configuration (Advanced 2.5-Way Design)
The IWO 812 is built with:
- High Frequency: 1” dome tweeter
- Low Frequency: 2 × 4” woofers
- Passive Radiators: 2 × 4” high-compliance
This results in:
- Noticeably deeper bass than IWO 811
- Higher output and better room coverage
- More immersive cinematic sound
Performance Specifications
- Amplifier Power: 60 – 120 Watts
- Nominal Impedance: 8Ω
- Sensitivity: 88 dB
- Frequency Response: 70Hz – 19kHz
Delivers:
- Strong bass presence
- High output capability
- Excellent performance for medium to large rooms
Design & Build
- Type: On-Wall / In-Wall Shallow Profile Speaker
- Design: 2.5-Way
- Depth: 93 mm (ultra slim)
Dimensions (W x H x D)
- 220 mm × 630 mm × 93 mm
Weight
- 6.4 kg (per unit)
Built for:
- Premium interior integration
- Minimal wall protrusion
- Strong cabinet rigidity
Installation & Mounting
- Key-hole bracket fitted (included)
- Optional in-wall bracket: IWO WB 64 (sold separately)
Supports:
- Surface wall mounting
- Flush in-wall installation
Applications
Perfect for:
- Front L/R speakers in premium home theatres
- Slim alternative to floor-standing speakers
- High-end surround channels
- Luxury multi-room audio systems
Sound Character
The Sonodyne IWO 812 delivers:
- Deep and controlled bass (best in 800 series)
- Clear and powerful vocals
- Wide, immersive soundstage
- Smooth, refined highs
Why Choose Sonodyne IWO 812
- Top model in IWO 800 series
- Larger drivers = better bass & output
- High sensitivity (88 dB)
- Ideal for premium installations
- Perfect blend of design + performance
Conclusion
The Sonodyne IWO 812 is a powerful, high-performance slim speaker that delivers near floor-standing level sound in a compact, wall-friendly design.
For users looking to build a premium home theatre with clean aesthetics and strong audio performance, it stands as one of the best choices in its category.








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