Description
Flush Performance. Audiophile Accuracy. Architectural Discretion.
The RBH Signature 55-iR is a high-performance, in-wall 2-way LCR (Left, Center, Right) and bookshelf speaker designed for listeners who refuse to compromise on audio quality but demand a clean, minimalist aesthetic. Engineered to install flush into wall cavities or custom cabinetry, the 55-iR delivers the breathtaking clarity, wide soundstage, and pinpoint imaging of RBH’s premium freestanding speakers while completely disappearing into your room’s decor.
Hand-assembled with an integrated, acoustically tuned back-box enclosure, the 55-iR ensures consistent, predictable, reference-grade performance regardless of the wall cavity structure or volume behind it.
Key Product Highlights
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Proprietary Aluminum Cone Woofers: Armed with dual 5.25-inch black-anodized aluminum cone woofers. Aluminum’s exceptional rigidity and lightweight profile allow these drivers to react instantaneously to complex audio signals, yielding lightning-fast transients, highly detailed midrange vocal textures, and surprisingly tight, punchy mid-bass.
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Liquid-Cooled Silk Dome Tweeter: Nestled between the dual woofers in a symmetrical Mid-Tweeter-Mid (MTM) layout, a premium 1-inch liquid-cooled fabric dome tweeter delivers sweet, incredibly smooth, and highly resolved high frequencies without a hint of harshness or listener fatigue.
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Integrated MDF Back-Box Cabinet: Unlike standard open-back architectural speakers that suffer from performance loss due to wall-cavity resonances and sound leakage, the 55-iR features a fully enclosed, internally braced Medium Density Fiberboard (MDF) back-box. This ensures consistent, factory-tuned acoustic loading and prevents sound from bleeding into adjacent rooms.
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Symmetrical MTM Soundstage: The D’Appolito MTM driver configuration focuses vertical dispersion to eliminate early reflections from your ceiling and floor, while keeping horizontal dispersion wide to maximize the “sweet spot” across multiple seating positions.



