CX-4240 + CX-15SUB Multipurpose Portable Column Array Speaker System
- Multipurpose portable column array speaker system
- Includes 2 × CX-4240 column speakers + 1 × CX-15SUB active subwoofer
- CX-4240 uses 4 × 4.5″ full-range drivers per column
- CX-15SUB uses 1 × 15″ bass driver
- Active subwoofer with built-in DSP digital signal processing
- Clear and bright sound quality for voice and music
- Strong bass performance from the 15″ subwoofer
- Easy and convenient installation for portable use
- Suitable for conferences, halls, live events, worship spaces, malls, airports, and lecture rooms
Product Description
Specifications
Product Description
The CX-4240 + CX-15SUB is a professional multipurpose portable column array speaker system designed for clear voice reproduction, music playback, and strong bass performance. The system combines two CX-4240 compact column array speakers with one CX-15SUB active subwoofer, creating a complete portable sound solution for conferences, live events, worship spaces, airports, halls, shopping malls, lecture rooms, and public venues.
The CX-4240 uses 4 × 4.5″ full-range speaker units, while the CX-15SUB includes a 15″ active subwoofer with DSP processing. This combination provides bright sound clarity, strong low-frequency output, easy installation, and high SPL performance, making it suitable for both indoor and outdoor professional applications.
Specifications
| Specification | Details |
|---|---|
| Model | CX-4240 + CX-15SUB |
| System Type | Portable Column Array Speaker System |
| Column Speaker Unit | 4 × 4.5″ Full-Range Drivers |
| Subwoofer Unit | 1 × 15″ Bass Driver |
| Column Rated Power | 240W / 960W Peak |
| Subwoofer Rated Power | 600W / 2400W Peak |
| Maximum SPL | CX-4240: 128dB Peak / CX-15SUB: 132dB Peak |
| Weight | CX-4240: 6.8kg / CX-15SUB: 28.6kg |



