QSC AD-S4T-WH 4.5" 2-Way Weather Treated Surface Mount Loudspeaker, 120° Conical DMT, White

Built to deliver intelligible, consistent audio in outdoor and challenging indoor venues, the QSC AD-S4T-WH surface mount loudspeaker is ideal for paging, background music, and security/monitoring applications. This AcousticDesign speaker combines a weather-treated 4.5-inch woofer and silk-dome tweeter with QSC’s Directivity Matched Transition to provide even 120° coverage — so announcements and alerts remain clear across plazas, corridors, and perimeters. Rated IP-54 and protected with sealed input panels and powder-coated grilles, the AD-S4T-WH stands up to dust and splash exposure for dependable long-term performance. Integrators benefit from the X-Mount quick-install system and a compact, lightweight ABS enclosure that reduces labor and simplifies alignment. Power flexibility is built in with a low-saturation 30W 70/100V transformer plus an 8-ohm bypass for low-impedance systems, making it a versatile choice for paging, surveillance audio feeds, and monitoring networks. Specify the QSC AD-S4T-WH for rugged, professional outdoor audio — perfect for retail, campus, transit, and security-focused installations.

• Delivers reliable outdoor audio with weather-treated drivers and IP-54 protection for long-term, low-maintenance deployments
• Ensures uniform coverage with 120° conical Directivity Matched Transition (DMT) for consistent speech intelligibility across large areas
• Speaks clearly to visitors and staff using a 4.5-inch woofer and silk-dome tweeter tuned for low distortion and natural voice reproduction
• Simplifies installation with the X-Mount system and lightweight ABS enclosure for secure, adjustable mounting and fast commissioning
• Offers flexible power options with a 30W 70/100V transformer and 8-ohm bypass to suit paging, background music, or distributed security systems