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Christmas cut off: The Christmas delivery cut-off date has passed. Delivery before Christmas is not guaranteed. For the best chance of receiving your order in time, please select Express shipping.
Please be advised that our website will undergo maintenance at 5:00 PM. We expect to be back online by 7:00 PM. During this time, the website may not function at full capacity.
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Aperion Bravus III B215S 2x15" Slim Powered Subwoofer
Flagship Dual 15" Slimline Subwoofer Engineering for Stealth In-Wall or Behind-Screen Home Cinema Performance.
The Aperion Audio Bravus III B215S Dual 15" Slim Cinema Powered Subwoofer sets an uncompromised standard for low-frequency performance by packing explosive, theater-grade bass into an ultra-thin, space-saving cabinet layout. Breaking away from the massive, intrusive square silhouettes of traditional heavy-duty subwoofers, it features an ultra-slim enclosure profile with a depth of just 11.8 inches ($300text{ mm}$), making it perfect for vanishing behind acoustically transparent projector screens or mounting flush within dedicated theater false walls. Driven by a massive, custom-engineered dual 15" aluminum-magnesium alloy woofer array and a premium ICEpower Class D digital amplifier module, it delivers colossal sub-bass extension, rapid transient thumps, and authoritative, structural-shaking headroom.
- Flagship Slimline Hidden-Placement Chassis: Features an ultra-thin, low-profile cabinet footprint with a depth of just 11.8 inches ($300text{ mm}$), enabling the system to slide cleanly behind custom-installation cinema projection fabrics without wasting crucial floor space.
- Dual 15" Aluminum-Magnesium Woofers: Outfitted with dual oversized, long-throw 15" low-frequency drivers forged from high-rigidity, ultra-low-mass alloy to completely eliminate cone flexing and distortion under massive excursions.
- Colossal ICEpower Digital Amplification: Engineered with a cutting-edge, high-current Class D power module developed in partnership with Denmark's esteemed ICEpower brand, providing massive, rock-solid output spikes while staying thermally cool under sustained high-load workloads.
- Professional Digital Signal Processing Architecture: Integrates a sophisticated internal DSP core featuring professional audio-engineer-tuned preset EQ modes, allowing you to quickly optimize bass tracking for cinematic action blockbusters or live concerts.
- Lossless Pro-Grade Connectivity Interfaces: Outfitted with balanced XLR and unbalanced RCA input and output blocks to ensure clean, low-noise signal execution and support seamless multi-subwoofer daisy-chaining loops.
- Acoustically Inert Sealed Enclosure: Housed in a precision-engineered, internally braced thick HDF (High-Density Fiberboard) cabinet using a completely sealed acoustic alignment to ensure exceptionally tight, fast, and musical low-frequency decay.

- Subwoofer Typology: Dual 15" Slimline Active / Powered Subwoofer (Sealed)
- Amplifier Architecture: High-Performance Class D ICEpower® Digital Module
- Woofer Components: Dual 15" Long-Throw Aluminum-Magnesium Alloy Cone Drivers with Rubber Surrounds
- Continuous Power Output: $1300text{ Watts RMS}$
- Maximum Dynamic Peak Power: $2600text{ Watts Peak}$
- System Nominal Impedance: $4text{ Ohms}$
- Frequency Response Profile: $$17text{ Hz} - 180text{ Hz}quad (pm 6text{ dB})$$
- Input Interface Arrays: 1 x Balanced XLR Input, 1 x Unbalanced Line-Level RCA Input
- Output Interface Arrays: 1 x Balanced XLR Output, 1 x Unbalanced Line-Level RCA Output
- Cabinet Enclosure Material: Heavy-Duty, Internally Braced, High-Density Fiberboard (HDF)
- Cabinet Physical Dimensions: Approximately $1100text{mm} times 550text{mm} times 300text{mm}$ (Height x Width x Depth)
- Electrical Voltage Configuration: Dual-Voltage Switchable 110V-120V / 220V-240V AC Mains Powered (Global Utility Grid Compliant)
- What's in the Box:
- 1 x Aperion Audio Bravus III B215S Dual 15" Slim Cinema Powered Subwoofer Unit
- 1 x Sonically Invisible Acoustically Transparent Front Fabric Grille
- 1 x Detachable Heavy-Duty IEC AC Mains Power Supply Cord
- 1 x Structural Floor Isolation Base Kit (Includes Metal Carpet Spikes and Sound-Dampening Rubber Feet)
- 1 x Comprehensive DSP EQ Adjustment and Cinema Integration Guide









