Sound Barrier iLX15D — 15″ Active 1800W Powered Loudspeaker with Advanced DSP Controller
iLX15D Overview
The Sound Barrier iLX15D is a high-output 2-way active full-range loudspeaker powered by an efficient Class-D bi-amplified amplifier delivering 1800W of output through a 15-inch low-frequency driver paired with a high-frequency compression driver. Integrated DSP processing with four selectable presets and an onboard LCD display allows direct system configuration from the rear panel without external processors. Designed for mobile DJs, live bands, houses of worship, corporate events, and permanent installations, the iLX15D is built to perform confidently in demanding, high-energy environments.
The rugged MDF enclosure with textured finish, universal voltage support (100V–240V), and locking PowerCON-type power connectivity make the iLX15D equally suited to touring applications and fixed installations worldwide.
Key Features
- Class-D Bi-Amplified Design — 1800W efficient amplification reduces heat and weight while delivering strong, consistent output across the full frequency range
- 15″ LF Driver with HF Compression Driver — provides deep low-end impact, clear vocal projection, and detailed high-frequency reproduction for live sound and music playback
- Advanced DSP Controller with LCD Display — onboard menu system accessible via the main volume/DSP control knob allows adjustment of EQ, subwoofer crossover, delay alignment, and display brightness and contrast
- Four Selectable DSP Presets — enables quick tailoring of the loudspeaker’s response to different applications and room conditions without external processing
- Sound Barrier Technology (SBT) Wireless Audio — allows compatible playback devices to transmit audio wirelessly for cable-free operation, configurable directly from the rear panel
- True Wireless Stereo (TWS) Speaker Pairing — links two compatible iLX15D units as a dedicated left/right stereo system, enhancing spatial imaging without audio cables
- Locking PowerCON-Type AC Input and Output — provides a secure, professional-grade power connection that reduces the risk of accidental disconnection during touring, live events, and permanent installations
- Universal Power Supply — 100V–240V compatibility supports reliable worldwide operation across varying mains standards
Connectivity & I/O
- Dual combo XLR / 1/4″ MIC-LINE inputs
- 3.5mm auxiliary input
- XLR output with CH A / MIX selection for system expansion
- Locking PowerCON-type AC power input
- Locking PowerCON-type AC power output (daisy-chain capable)

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