Audio & Video

The QSC SC-414 is a high-power, THX-approved four-way behind-the-screen cinema loudspeaker in QSC's SC-400 (Digital Cinema Sound) series. As the single-15 member of the four-way lineup, it adds a dedicated very-high-frequency section over the three-way models for extended top-end detail, making it suited to premium and immersive auditoriums. It can be run tri-amplified or quad-amplified.Key FeaturesTHX-approved four-way screen channel loudspeakerSingle 15-inch low-frequency woofer (LF-4115...

The QSC SC-423C is a THX-approved three-way behind-the-screen cinema loudspeaker in QSC's SC-400 (Digital Cinema Sound) series. Using a dual-15-inch low-frequency section, it delivers higher output and low-end headroom than the single-woofer SC-413C, making it well suited to mid-size and larger auditoriums. It mounts behind a perforated projection screen and can be bi-amplified or tri-amplified.Key FeaturesTHX-approved three-way screen channel loudspeakerDual 15-inch low-frequency...

The QSC SC-423C-F is the flyable version of the SC-423C, a THX-approved three-way behind-the-screen cinema loudspeaker from QSC's SC-400 (Digital Cinema Sound) series. The "F" designation indicates factory-fitted rigging hardware so the cabinet can be safely suspended (flown) behind the screen instead of floor-stacked, which simplifies alignment in tall or space-constrained auditoriums. Acoustically it matches the standard SC-423C.Key FeaturesFlyable, THX-approved three-way screen channel...

The QSC SC-424 is a THX-approved four-way behind-the-screen cinema loudspeaker in QSC's SC-400 (Digital Cinema Sound) series. It combines a dual-15-inch low-frequency section (LF-4215 low-frequency system) with a coaxial mid/high/very-high assembly, adding a dedicated VHF section over the three-way models for extended high-frequency detail in premium and immersive auditoriums. It supports tri-amplified or quad-amplified operation.Key FeaturesTHX-approved four-way screen channel loudspeakerDual...

The QSC SC-424-8F is a flyable configuration of the SC-424, a THX-approved four-way behind-the-screen cinema loudspeaker from QSC's SC-400 (Digital Cinema Sound) series. It pairs the SC-424's dual-15-inch low-frequency section and coaxial mid/high/very-high assembly with factory rigging so the cabinet can be suspended (flown) behind the screen, easing alignment in tall or space-limited auditoriums. It supports tri-amplified or quad-amplified operation.Key FeaturesFlyable, THX-approved four-way...

The QSC SC-433C is a THX-approved three-way behind-the-screen cinema loudspeaker in QSC's SC-400 (Digital Cinema Sound) series. It uses a triple-15-inch low-frequency section for very high output and deep low-end headroom, targeting large auditoriums. The cabinet mounts behind a perforated projection screen and can be bi-amplified or tri-amplified for scalable amplifier and DSP deployment.Key FeaturesTHX-approved three-way screen channel loudspeakerThree 15-inch low-frequency woofers for high...

The QSC SC-434 is a THX-approved four-way behind-the-screen cinema loudspeaker in QSC's SC-400 (Digital Cinema Sound) series. It combines a triple-15-inch low-frequency section with a coaxial mid/high/very-high assembly, adding a dedicated VHF section for extended top-end detail in large premium and immersive auditoriums. The system supports tri-amplified or quad-amplified operation.Key FeaturesTHX-approved four-way screen channel loudspeakerThree 15-inch low-frequency woofers for high...

The QSC SC-443C is a THX-approved three-way behind-the-screen cinema loudspeaker in QSC's SC-400 (Digital Cinema Sound) series, and the largest three-way model in the family. It uses a quad-15-inch low-frequency section (four 15-inch woofers) for maximum output and low-end headroom in very large auditoriums. It mounts behind a perforated projection screen and supports bi-amplified or tri-amplified operation.Key FeaturesTHX-approved three-way screen channel loudspeakerFour 15-inch low-frequency...

The QSC SC-444 is a THX-approved four-way behind-the-screen cinema loudspeaker in QSC's SC-400 (Digital Cinema Sound) series, and the flagship of the range. It combines a quad-15-inch low-frequency section (four 15-inch woofers) with a coaxial mid/high/very-high assembly for maximum output and extended top-end detail in the largest premium and immersive auditoriums. It supports tri-amplified or quad-amplified operation.Key FeaturesTHX-approved four-way screen channel loudspeaker (flagship...

The QSC SL-DAN-64-P is a perpetual software-based Dante license that adds 64x64 channels of Dante audio networking to a compatible Q-SYS core. Instead of installing a Dante hardware card, integrators enable native Dante transport in software, letting the core send and receive up to 64 channels in each direction with Dante-enabled devices. This is a feature license, not a physical product, and expands interoperability in mixed Q-SYS/Dante systems.Key FeaturesPerpetual software-based Dante...

The QSC SL-QSE-110-P is a Q-SYS Scripting Engine feature license for the Core 110f processor. It is a software license rather than a physical product, unlocking the Q-SYS Scripting Engine so integrators can run Lua-based custom logic and control on that Core. It is activated through the Q-SYS licensing system.Key FeaturesEnables the Q-SYS Scripting Engine on a Core 110fSupports Lua-based custom control and automation logicPerpetual license tied to the specified Core modelSoftware feature...

The QSC SL-QUD-110-P is a Q-SYS UCI Deployment feature license for the Core 110f processor. It is a software license, not a physical product, that unlocks the ability to deploy User Control Interfaces (UCIs) to compatible Q-SYS user control devices from that Core. It is delivered and activated through the Q-SYS licensing system.Key FeaturesEnables UCI (User Control Interface) deployment from a Core 110fPerpetual license tied to the specified Core modelSoftware feature license—no hardware...

The QSC SP-16x is a threaded loudspeaker pole extension used to raise a top-mounted speaker higher above a subwoofer or pole-mount base. It adds roughly 16 inches (about 41 cm) of height on a standard 35 mm diameter shaft, letting integrators and rental crews fine-tune the vertical position of a full-range cabinet for better sight lines and coverage. It is an accessory only, not a loudspeaker.Key FeaturesThreaded 35 mm diameter speaker pole extensionApproximately 16 in (41 cm) added...

The QSC SP-26 is a 26-inch loudspeaker pole accessory, not a standalone speaker. It is designed to mount a top loudspeaker above a QSC KS-series powered subwoofer (or other pole-cup enclosure), raising the top box to a better listening height for portable and installed PA use. The pole uses a threaded male M20 fitting to lock securely into a matching pole cup.Key Features26-inch (approximately 660 mm) rigid loudspeaker poleMale M20 threaded end for a secure, no-slip connectionDesigned to pair...

The QSC SP-36 is a 36-inch (about 91 cm) threaded loudspeaker pole that mounts a full-range speaker on top of a subwoofer or pole-mount base. Built on a 35 mm diameter shaft with M20 threading, it is used across QSC portable and line-array systems to lift a top cabinet to ear level for cleaner coverage. It is a mounting accessory, not a powered or passive loudspeaker.Key Features36 in (91 cm) threaded speaker pole35 mm shaft with M20 threadPositions a top speaker above a subwoofer or...

The QSC SPA2-200 is a higher-power 2-channel compact installation amplifier for commercial audio applications that need more headroom in a small footprint. It delivers 200W per channel into low-impedance loads and supports 70V/100V distributed lines in bridged mode, all in an energy-efficient half-rack chassis suited to background music and paging systems.Key Features2-channel compact amplifier with 200W per channelDrives 4/8 ohm speakers or 70V/100V lines (bridged mode)Energy Star efficient...

The QSC SPA2-60 is a compact, energy-efficient 2-channel installation amplifier for smaller commercial spaces such as retail, offices, and meeting rooms. Its half-rack chassis fits discreetly above a ceiling or in a small rack, and it supports both low-impedance speakers and 70V/100V distributed lines, making it a flexible workhorse for background music and paging.Key Features2-channel compact amplifier in a lightweight half-rack chassisDrives 4/8 ohm speakers or 70V/100V lines (bridged...

The QSC SPA4-100 is a compact 4-channel installation amplifier that delivers more power per zone for multi-zone commercial audio in a small half-rack chassis. It drives four zones of low-impedance speakers and supports 70V/100V distributed lines in bridged mode, providing flexible, energy-efficient amplification for background music and paging.Key Features4-channel compact amplifier with 100W per channelDrives 4/8 ohm speakers or 70V/100V lines (bridged mode)Energy Star efficient with...

The QSC SPA4-60 is a compact, energy-efficient 4-channel installation amplifier for multi-zone commercial audio in a small half-rack chassis. It drives four zones of low-impedance speakers and supports 70V/100V distributed lines in bridged mode, making it a flexible choice for background music and paging in retail, hospitality, and offices.Key Features4-channel compact amplifier for multi-zone systemsDrives 4/8 ohm speakers or 70V/100V lines (bridged mode)Energy Star efficient with...

The QSC SR-1020 is a two-way cinema surround loudspeaker from QSC's SR-series (Digital Cinema Sound), designed for the side and rear surround arrays of a commercial theater. It uses a 10-inch low-frequency driver with a horn-loaded high-frequency section to give even, wide coverage along auditorium walls. Its axisymmetric 90 by 90 degree pattern makes it easy to space uniformly for smooth surround imaging.Key FeaturesTwo-way cinema surround loudspeaker10-inch low-frequency driver with...

The QSC SR-1030 is a high-output two-way cinema surround loudspeaker from QSC's SR-series (Digital Cinema Sound). It is the higher-sensitivity companion to the SR-1020, pairing a 10-inch low-frequency driver with a horn-loaded high-frequency section for greater output in larger or more demanding surround arrays. Its axisymmetric 90 by 90 degree pattern supports uniform spacing along theater walls for smooth, enveloping surround sound.Key FeaturesHigh-output two-way cinema surround...

The QSC SR-1290 is a high-output two-way cinema surround loudspeaker from QSC's SR-series (Digital Cinema Sound), positioned for immersive-audio surround arrays. It pairs a 10-inch low-frequency driver with a horn-loaded high-frequency section and an axisymmetric 90 by 90 degree pattern, so many units can be spaced uniformly around an auditorium for consistent, enveloping object-based sound. It is a strong choice where higher surround SPL and even coverage are required.Key FeaturesHigh-output...

The QSC SR-1590 is a very-high-output two-way cinema surround loudspeaker from QSC's SR-series (Digital Cinema Sound). It uses a 15-inch coaxial driver, mounting the high-frequency section on the same axis as the low-frequency cone for point-source imaging, and delivers a wide 90 degree conical coverage pattern. Its high sensitivity (about 98 dB) and 4-ohm load make it well suited to large and immersive surround arrays that demand substantial SPL.Key FeaturesVery-high-output two-way cinema...

The QSC SR-5152 is a high-power two-way cinema surround loudspeaker from QSC's SR-series (Digital Cinema Sound). Built around a 15-inch low-frequency woofer with a 3-inch voice coil and a horn-loaded high-frequency section, it is intended for large auditoriums and high-SPL surround arrays where extra power handling and output are needed. It is the surround counterpart to QSC's AP-5152 acoustic-performance loudspeaker.Key FeaturesHigh-power two-way cinema surround loudspeaker15-inch...