The QSC AD-S10T AcousticDesign? is a surface mounted 70/100V, 10? two-way loudspeaker system, ideally suited for a wide variety of foreground and background sound reinforcement applications. AcousticDesign? series offers integrators a premium quality installed sound solution where performance, coverage, and aesthetics are paramount. Combined with unprecedented ease-of-installation and high weather resistance, the AcousticDesign? series provides integrators a versatile and confident install solution.