Dual 18-Inch Subwoofer System: Professional Audio Solution For Live Sound, Worship & Events – High-Power Bass Speaker For African Churches, Concerts & Installations,Outdoor Audio Speakers
Dual 18-Inch Subwoofer System: Professional Audio Solution for Live Sound, Worship & Events – High-Power Bass Speaker for African Churches, Concerts & Installations
Designed for demanding acoustic environments, this dual 18-inch subwoofer delivers powerful, precise low-frequency performance ideal for medium venues, churches, conferences, and live events. Its symmetrical dual-driver design uses high-power, long-excursion neodymium transducers to boost SPL and transient response. Finite element analysis optimizes the enclosure’s rigidity, reducing resonance, while a high-efficiency passive crossover ensures seamless integration with full-range systems.
The advanced waveguide coupling technology improves directional control, minimizes interference, and enhances the clarity and coverage of bass. The speaker is made of multi-layer solid wood plywood, with a durable and scratch-resistant surface, suitable for fixed installation and touring use.
The system supports scalable arrays for improved low-frequency summation and uniformity. It maintains low distortion and reliable operation under high-power conditions, meeting strict standards for dynamics, thermal performance, and durability. Compatible with standard DSPs, it allows precise tuning in complex setups.
SW-218 Parameters:
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- Components: LF 2×18
- Connectors: 2×NEUTRIK NL4
- Frequency Response: 33Hz-220kHz ±3dB
- Sensitivity (1W/1M): 98dB
- Maximum Sound Pressure: 136dB
- Rated Power: 1000W
- Maximum Power: 2400W
- Nominal Impedance: 4Ω (parallel mode), 8Ω×2 (discrete mode)
- Dimensions: 560×1066×780mm
Foshan Subole Electronic Technology Co., Ltd.
Established in 1998, we specialize in audio electronics with over 20 years of industry experience. Our facility features:
- Complete production equipment and advanced technology
- Multiple high-efficiency assembly lines
- Semi-automated production processes
- Comprehensive quality control systems
- Professional after-sales support including troubleshooting and spare parts
- Prompt response to all inquiries within 24 hours
- Detailed product specifications and competitive pricing
- Quality products with strong protective packaging
- Experienced R&D team capable of ODM projects
- Rigorous quality inspection for every product
- Multilingual sales and support team
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.


