- Overview
- Features
- Specifications
- Downloads
Overview
CSIW SUB 28 – Dual 8″ In-Wall Subwoofer
Introducing the CSIW SUB28 by PSB, an in-wall subwoofer designed to seamlessly complement the CS 500W amplifier, revolutionizing your home theater’s bass delivery. Boasting dual 8” high-performance drivers and a sealed cabinet design, this subwoofer achieves deep, detailed sound while maintaining a minimal footprint. Experience the epitome of cinematic audio with zero compromise on floor space. Elevate your home entertainment with the perfect synergy of the CSIW SUB28 and CS 500W amplifier.
Finishes:
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Features
The Uncluttered Audio Experience
Immerse yourself in The Uncluttered Life with Alpha iQ Streaming Powered Speakers. With just a left and right speaker and your smartphone, enjoy your favorite tracks and albums wirelessly. Our innovative speaker link technology allows flexible placement without compromising audio quality or introducing latency. Experience audiophile-grade sound without the clutter of traditional stereo systems.
Effortless Control with One App
Simplify your audio experience with our BluOS Controller app. No more struggling with multiple apps or navigating clunky user interfaces. Set up your system, access music seamlessly, and tailor your listening preferences—all within one elegant app. Enjoy the convenience of Total Control in the palm of your hand.
New-Age Tech with Timeless Design
While Alpha iQ incorporates cutting-edge amplification and streaming technologies, its design philosophy remains rooted in its heritage as an award-winning hi-fi brand. Despite its minimalist footprint, Alpha iQ delivers an impressive frequency range, exceptional detail, precise control, and a broad sound stage. Experience the perfect blend of modern innovation and timeless design.
In Good Company with BluOS Ecosystem
Join the elite BluOS ecosystem, uniting with other esteemed hi-fi brands for a cohesive, hi-res multi-room streaming experience. The Alpha iQ seamlessly integrates, offering effortless scalability and compatibility for music enjoyment throughout your home. Revel in the joy of being in good company with top-notch audio products.
The Uncluttered Audio Experience
Immerse yourself in The Uncluttered Life with Alpha iQ Streaming Powered Speakers. With just a left and right speaker and your smartphone, enjoy your favorite tracks and albums wirelessly. Our innovative speaker link technology allows flexible placement without compromising audio quality or introducing latency. Experience audiophile-grade sound without the clutter of traditional stereo systems.
Effortless Control with One App
Simplify your audio experience with our BluOS Controller app. No more struggling with multiple apps or navigating clunky user interfaces. Set up your system, access music seamlessly, and tailor your listening preferences—all within one elegant app. Enjoy the convenience of Total Control in the palm of your hand.
New-Age Tech with Timeless Design
While Alpha iQ incorporates cutting-edge amplification and streaming technologies, its design philosophy remains rooted in its heritage as an award-winning hi-fi brand. Despite its minimalist footprint, Alpha iQ delivers an impressive frequency range, exceptional detail, precise control, and a broad sound stage. Experience the perfect blend of modern innovation and timeless design.
In Good Company with BluOS Ecosystem
Join the elite BluOS ecosystem, uniting with other esteemed hi-fi brands for a cohesive, hi-res multi-room streaming experience. The Alpha iQ seamlessly integrates, offering effortless scalability and compatibility for music enjoyment throughout your home. Revel in the joy of being in good company with top-notch audio products.
Specifications
| Frequency Response | ||
|---|---|---|
| On Axis @ 0° ±3dB | 64 - 20,000Hz | |
| LF Cutoff -10dB | 35Hz | |
| Amplifier Power | ||
|---|---|---|
| Amplifier Power (per speaker) | Tweeter = 30 Watts, Woofer = 60 Watts | |
| Acoustic Design | ||
|---|---|---|
| Tweeter(Nominal) | 3/4” (19mm), Black Anodized Aluminium Dome with Ferrofluid and Neodymium Magnet | |
| Woofer (Nominal) | 4” (100mm) Cone, Rubber Surround, Steel Basket | |
| Crossover | 3,000Hz, L4 | |
| Design Type | Bass Reflex | |
| Input | ||
|---|---|---|
| Analog | 3.5mm, Phono MM | |
| Digital | HDMI eARC, Optical | |
| Wireless | BluOS, aptX™ HD Bluetooth (sink & source, 2-way source function is currently not supported) | |
| Construction | ||
|---|---|---|
| Cabinet Sleeve | MDF | |
| Front Baffle | MDF on Aluminum | |
| Rear Baffle | Aluminum | |
| SIZE (W x H x D) | ||
|---|---|---|
| Net Dimensions | 5 11/16” x 9 11/16” x 7 5/8” (145 x 246 x 192mm) | |
| Weight | 7.36kg/ 16.2lbs pair | |
| Gross Weight | 8.27kg/ 18.2lbs pair | |
| Shipping Dimensions | 10 2/5” x 15 13/16” x 15 3/16” (268 x 402 x 385mm) | |
| Finish | ||
|---|---|---|
| Available Finish | Painted; Matte Black, Matte White, Dutch Orange, Tangerine Yellow, Midnight Blue | |
Downloads