JBL Professional CBT 50LA-1 Constant Beamwidth Technology Line Array Column Loudspeaker, Black

Deliver intelligible, evenly distributed audio where speech clarity matters most. The JBL Professional CBT 50LA-1 line array column speaker uses patent-pending Constant Beamwidth Technology™ to maintain consistent vertical coverage and dramatically reduce out-of-coverage lobing — ideal for paging, conferencing, and security paging in retail, transit, and campus environments. With 150W RMS power and a wide 80 Hz–20 kHz frequency range, the CBT 50LA-1 reproduces clear speech and musical content while its switchable voicing optimizes performance for voice or music. The slim, 20.8" x 3.9" sealed enclosure and UV-resistant finish fit discreetly into architectural spaces while providing outdoor-ready durability. At 93 dB sensitivity and an 8 Ω load, it integrates easily into existing PA and monitoring systems, supporting surveillance and security communications without compromising fidelity. Mount flush, wall, or freestanding for flexible deployment. Specify the JBL CBT 50LA-1 for professional AV, security, or monitoring projects — contact sales or add to your system design today.

• Consistent, controlled coverage using Constant Beamwidth Technology™ for predictable speech intelligibility across large spaces
• Improves voice clarity and paging with switchable voicing and 150W RMS power for reliable speech reinforcement
• Slim, architectural column design (20.8" x 3.9") blends into installations and simplifies mounting — wall, flush, or freestanding
• Weather-resistant, sealed enclosure with UV-resistant finish for dependable indoor/outdoor deployment in transit, retail, and campus environments
• Easy integration with AV, security and monitoring systems thanks to 8 Ω impedance and balanced performance for networked PA or surveillance paging