
Bose 840918-1100 Sub1 Powered Bass Module - L1 PRO
Deep Bass in a Portable Package The Bose Sub1 Powered Bass Module delivers powerful low-end performance down to 40 Hz in a compact and portable design. Perfect for pairing with L1 Pro systems or other powered loudspeakers, it enhances your audio experience with rich, deep bass. Specifications: ...
*Price sourced from Amazon.com. Last updated:Jun 27, 2026.Price and availability are subject to change.
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Overview
Deep Bass in a Portable Package
The Bose Sub1 Powered Bass Module delivers powerful low-end performance down to 40 Hz in a compact and portable design. Perfect for pairing with L1 Pro systems or other powered loudspeakers, it enhances your audio experience with rich, deep bass.
Specifications:
- Brand: Bose
- Model: 840918-1100
- Type: Powered Bass Module
- Speaker Type: Woofer
- Subwoofer Diameter: 7 Inches x 13 Inches RaceTrack Driver
- Frequency Response: Down to 40 Hz
- Connectivity Technology: XLR
- Mounting Type: Freestanding
- Power Source: Corded Electric
- Speaker Maximum Output Power: 1200 Watts
- Color: Black
- Included Components: Slip cover, Power cord
- Product Dimensions: 20.87"D x 9.84"W x 20.87"H
- Item Weight: 38.9 pounds / 17.7 Kilograms
Key Features
Powerful Subwoofer - The Bose Sub1 adds powerful bass to your portable PA system with low-end range down to 40 Hz.
Portable design - Compact design with small footprint. Features unique 7” × 13” high-excursion RaceTrack driver; performance rivals a traditional conventional 12” subwoofer.
Add more bass with multiple subwoofers - Stack multiple Sub1 subwoofers for even more bass. Enable Cardioid Mode for focused, directional bass performance that directs bass out front and reduces feedback.
Pair with Bose PAs and other powered loudspeakers - Combines seamlessly with Bose L1 Pro32 portable line array via proprietary SubMatch cable. Pair with other powered loudspeakers via line input and output with selectable crossover modes.
Easy to use - Easily adjust subwoofer volume with independent sub level control knob to get more bass when you need it, and less when you don’t.
Specifications
Pros & Cons
👍 Pros
- Delivers powerful bass with a low-end range extending down to 40 Hz, enriching your audio output significantly.
- Features a compact and portable design with a small footprint, making it easy to transport and position in various settings.
- Equipped with a unique 7” × 13” high-excursion RaceTrack driver, offering performance that rivals traditional 12” subwoofers.
- Allows for stacking of multiple Sub1 subwoofers to achieve even greater bass output for larger venues or demands.
- Includes Cardioid Mode for focused, directional bass performance, effectively reducing feedback and directing sound forward.
- Combines seamlessly with the Bose L1 Pro32 portable line array via a proprietary SubMatch cable for integrated audio solutions.
- Offers line input and output with selectable crossover modes, ensuring compatibility with other powered loudspeakers.
- Provides an independent sub level control knob for easy adjustment of bass volume according to specific needs or preferences.
👎 Cons
- The proprietary SubMatch cable required for seamless integration with the Bose L1 Pro32 might not be universally compatible with other brands.
- While portable, the "small footprint" is relative, and its dimensions might still require specific space considerations for optimal placement.
- The claim of performance rivaling a traditional 12” subwoofer is subjective and depends on specific acoustic environments and listener perception.
- For maximum bass, stacking multiple Sub1 units is suggested, which increases the overall cost and complexity for users.
- Cardioid Mode, while beneficial for directional bass, requires specific setup and understanding to achieve its full effect.