JBL Professional SRX818S 18" Subwoofer for Concert, Touring or Installed

When you need commanding low end that travels and installs with ease, the JBL Professional SRX818S 18" subwoofer delivers. Built as a pro subwoofer for concert, touring and permanent install use, the SRX818S provides deep, musical bass down to 28 Hz and up to 129 dB peak SPL so audiences and congregations feel every hit and hear every word with clarity. The passive 18" JBL transducer and sturdy enclosure include an M20 pole cup and indexing feet for quick pole-mounted setups or stacked cardioid configurations, saving setup time and reducing stage noise. Tunings and presets are available for Crown amplification and dbx processors, simplifying system tuning and ensuring reliable performance across venues. Beyond music, its consistent low-frequency output and rugged construction make it a strong choice for corporate AV, performance venues, houses of worship — and installations that require integrated audio for monitoring, security or surveillance playback. Choose the SRX818S when you need professional-grade bass that integrates with existing AV and security systems. Contact your JBL dealer or add to cart to spec this subwoofer into your next rig or installation.

• Delivers powerful, low-frequency impact for live events and installed systems, giving music, speech and effects clear, room-filling bass
• Road-ready 18" JBL driver and rugged enclosure with M20 pole cup and indexing feet for fast rigging, stacking and cardioid configuration
• Passive design with tunings for Crown and dbx processors simplifies integration with existing amplifiers and signal processing
• Extends down to 28 Hz with 129 dB peak SPL for reliable punch and clarity at high output levels
• Versatile for touring, concert sound, corporate AV, houses of worship and AV/security monitoring installations, backed by a 5-year limited warranty