Speakers

The QSC AC-C2T is a compact 2.75-inch full-range ceiling loudspeaker from the AcousticCoverage Series, engineered for very wide, even coverage in commercial spaces. Its extremely broad 170-degree conical pattern lets integrators space speakers farther apart while maintaining consistent sound, making it efficient for background music and paging in lobbies, corridors, retail floors and offices. A multi-tap transformer supports 70V and 100V distributed audio systems, with an 8-ohm bypass for...

The QSC AC-C2T-LP is an AcousticCoverage low-profile ceiling loudspeaker built around a compact 2.75-inch two-way design. Its shallow, low-profile enclosure suits ceilings with limited plenum depth while still delivering intelligible speech and background music for retail, hospitality and other commercial spaces. A multi-tap transformer supports 70V and 100V distributed audio lines with a low-impedance bypass, so it drops easily into constant-voltage systems.Key Features2.75-inch two-way...

The QSC AC-C4T is a 4-inch full-range ceiling loudspeaker from the AcousticCoverage Series, designed for wide, uniform coverage in commercial installations. Its 140-degree conical pattern lets integrators cover more area with fewer speakers, making it a cost-effective choice for background music and paging in retail, hospitality, offices and public spaces. The multi-tap transformer supports 70V and 100V distributed systems with an 8-ohm bypass option for low-impedance use, and QSC's tuning...

The QSC AC-C4T-NB is an AcousticCoverage 4.5-inch two-way ceiling loudspeaker supplied without a back can (no enclosure). The no-back-can version is intended for installations where the speaker fires into an existing sealed volume or where local codes and site conditions do not require a separate enclosure, reducing depth and cost. A multi-tap transformer supports 70V and 100V distributed lines with a low-impedance bypass for flexible commercial audio deployment.Key Features4.5-inch two-way...

The QSC AC-C6T is a 6.5-inch two-way ceiling loudspeaker from the AcousticCoverage Series, built to deliver full-range sound and wide, even coverage in commercial installations. It combines a 6.5-inch woofer with a silk-dome tweeter for extended high-frequency detail, giving it the fidelity for foreground music as well as background audio and paging in restaurants, retail, hospitality and worship spaces. A 110-degree conical pattern provides broad coverage, and the multi-tap transformer...

The QSC AC-C8T-NB is an AcousticCoverage 8-inch two-way ceiling loudspeaker supplied without a back can. It uses the same driver system as the AC-C8T but omits the rear enclosure for installs where a separate can is unnecessary, saving depth and cost. The 8-inch woofer and dome tweeter provide full-range background music and clear speech, and a multi-tap transformer supports 70V and 100V distributed audio with a low-impedance bypass.Key Features8-inch two-way AcousticCoverage ceiling speakerNo...

The QSC AC-S4T-BK is a 4-inch two-way surface-mount loudspeaker from the AcousticCoverage Series, finished in black for wall or ceiling mounting where recessing isn't possible. It pairs a polypropylene woofer with an aluminum-dome tweeter to deliver clear, full sound with wide 130-degree conical coverage, making it well suited to background music and paging in retail, hospitality, offices and public areas. A multi-tap transformer supports 70V and 100V distributed audio systems, with an 8-ohm...

The QSC AC-S4T is a compact 4-inch two-way surface-mount loudspeaker from the AcousticCoverage Series, built for reliable foreground and background sound in retail, hospitality, restaurants, and commercial spaces. Its low-saturation 70/100V transformer lets integrators run many enclosures on a single distributed-audio line, while an 8-ohm bypass allows low-impedance use. The rugged ABS enclosure and included yoke bracket make it easy to aim on walls or ceilings, indoors or in protected outdoor...

The QSC AC-S6T is a 6.5-inch two-way surface-mount loudspeaker in the AcousticCoverage Series, delivering full-range background and foreground audio for restaurants, retail, hotels, and other commercial venues. A low-loss 70/100V transformer supports large distributed systems, and an 8-ohm bypass enables low-impedance operation. The UV-treated, high-impact ABS enclosure resists weather in covered locations, and the supplied yoke bracket makes aiming quick. This model ships in black.Key...

The QSC AC-S6T is a 6.5-inch two-way surface-mount loudspeaker in the AcousticCoverage Series, delivering full-range background and foreground audio for restaurants, retail, hotels, and other commercial venues. A low-loss 70/100V transformer supports large distributed systems, and an 8-ohm bypass enables low-impedance operation. The UV-treated, high-impact ABS enclosure resists weather in covered locations, and the supplied yoke bracket makes aiming quick. This model ships in white.Key...

The QSC AD-C.SAT is a compact in-ceiling satellite loudspeaker from the AcousticDesign Series SUB/SAT line. Paired with an AD Series ceiling subwoofer, it forms a discreet, high-quality distributed system that delivers full-range background music with clarity and depth at low volume. The small 2.75-inch driver provides very wide dispersion so fewer devices cover more area evenly, ideal for retail, hospitality, and corporate interiors. This satellite ships in black. Note that it is a satellite...

The QSC AD-C.SAT is a compact in-ceiling satellite loudspeaker from the AcousticDesign Series SUB/SAT line. Paired with an AD Series ceiling subwoofer, it forms a discreet, high-quality distributed system that delivers full-range background music with clarity and depth at low volume. The small 2.75-inch driver provides very wide dispersion so fewer devices cover more area evenly, ideal for retail, hospitality, and corporate interiors. This satellite ships in white. Note that it is a satellite...

The QSC AD-C.SUB is a passive in-ceiling subwoofer from the AcousticDesign Series SUB/SAT line. It adds warmth and low-frequency extension to discreet ceiling systems, pairing with AD Series ceiling satellites so background music keeps depth and body even at low volumes. A 6.5-inch dual voice-coil driver and integrated multi-tap transformer suit 70V/100V distributed lines or low-impedance operation, while the flush ceiling mount keeps the install nearly invisible. This model ships in black.Key...

The QSC AD-C.SUB is a passive in-ceiling subwoofer from the AcousticDesign Series SUB/SAT line. It adds warmth and low-frequency extension to discreet ceiling systems, pairing with AD Series ceiling satellites so background music keeps depth and body even at low volumes. A 6.5-inch dual voice-coil driver and integrated multi-tap transformer suit 70V/100V distributed lines or low-impedance operation, while the flush ceiling mount keeps the install nearly invisible. This model ships in white.Key...

The QSC AD-C1200 is a 12-inch high-output coaxial in-ceiling loudspeaker from the AcousticDesign Series, designed for large, high-SPL venues such as houses of worship, atriums, sports facilities and performance spaces that need full-range sound from the ceiling plane. It combines a 12" woofer and a 1.75" neodymium compression driver on a coaxial axis, and its 70V/100V multi-tap transformer supports distributed lines while a 16-ohm bypass enables low-impedance operation.Key Features12" ferrite...

The QSC AD-C1200BB is the high-performance back-box enclosure designed for the AD-C1200 12-inch AcousticDesign ceiling loudspeaker. It is an accessory, not a standalone speaker: it provides the correctly tuned, roughly 2.5 cubic-foot sealed volume the AD-C1200 baffle assembly requires to reach its rated low-frequency output and SPL in a ceiling install. Using the matched QSC enclosure ensures predictable performance and simplifies rough-in.Key FeaturesPurpose-built back-box enclosure for the...

The QSC AD-C4T is a 4.5-inch two-way in-ceiling loudspeaker from the premium AcousticDesign Series, delivering clear, even background and foreground audio in retail, hospitality, offices, and similar interiors. Its DMT (Directivity Matched Transition) waveguide provides smooth, wide coverage with consistent tonal quality across the room. An integrated 70/100V transformer with a 16-ohm bypass, plus a blind-mount system, makes installation and system design straightforward. This model ships in...

The QSC AD-C4T-LP is the low-profile version of the AcousticDesign 4.5-inch two-way in-ceiling loudspeaker, engineered for shallow plenum spaces where mounting depth is limited. At roughly 100 mm deep it fits tight ceilings while still delivering the wide, even DMT (Directivity Matched Transition) coverage and clear sound of the AD-C series. An integrated 70/100V transformer with 16-ohm bypass supports flexible distributed or low-impedance systems. It ships in a paintable white finish.Key...

The QSC AD-C4T is a 4.5-inch two-way in-ceiling loudspeaker from the premium AcousticDesign Series, delivering clear, even background and foreground audio in retail, hospitality, offices, and similar interiors. Its DMT (Directivity Matched Transition) waveguide provides smooth, wide coverage with consistent tonal quality across the room. An integrated 70/100V transformer with a 16-ohm bypass, plus a blind-mount system, makes installation and system design straightforward. This model ships in...

The QSC AD-C6T is a 6.5-inch two-way in-ceiling loudspeaker from the premium AcousticDesign Series, delivering full-range foreground and background sound for retail, restaurants, hotels, corporate spaces, and worship venues. A DMT (Directivity Matched Transition) waveguide provides smooth 135-degree coverage with excellent off-axis consistency. The integrated 70/100V transformer offers taps up to 60W plus a 16-ohm bypass, and a blind-mount system speeds installation. This model ships in...

The QSC AD-C6T-LP is a 6.5-inch two-way, low-profile in-ceiling loudspeaker from the AcousticDesign Series, engineered for foreground and background music plus paging in retail, hospitality, restaurants and other commercial spaces. Its shallow-depth back can suits ceilings with limited plenum clearance, while the built-in multi-tap transformer lets integrators run it on 70V or 100V distributed lines or switch to a 16-ohm low-impedance bypass.Key Features6.5" weather-treated woofer with a 0.75"...

The QSC AD-C6T is a 6.5-inch two-way in-ceiling loudspeaker from the premium AcousticDesign Series, delivering full-range foreground and background sound for retail, restaurants, hotels, corporate spaces, and worship venues. A DMT (Directivity Matched Transition) waveguide provides smooth 135-degree coverage with excellent off-axis consistency. The integrated 70/100V transformer offers taps up to 60W plus a 16-ohm bypass, and a blind-mount system speeds installation. This model ships in...

The QSC AD-C81Tw is an 8-inch in-ceiling subwoofer from the AcousticDesign Series, built to add low-frequency reinforcement to distributed ceiling loudspeaker systems in restaurants, retail, hotels and similar venues. This WH version ships in a paintable white finish with an aluminum grille. An onboard 70V/100V multi-tap transformer allows it to sit on the same distributed line as full-range AD ceiling speakers, and an 8-ohm bypass supports low-impedance use.Key Features8" polypropylene woofer...

The QSC AD-C820R SYSTEM is a high-output 8-inch coaxial in-ceiling loudspeaker package from the AcousticDesign Series, aimed at demanding installs such as large restaurants, houses of worship, atriums and cinema lobbies where high SPL and controlled coverage matter. The R designation indicates the round grille. Because it is packaged as a SYSTEM, it bundles the AD-C820 transducer/baffle assembly with the matching back-box enclosure and round grille for a complete ceiling-mount solution.Key...