QSC AD-S.SAT AcousticDesign 2.75-Inch Surface Mount Satellite SpeakerPart of the AcousticDesign Series SUB SAT loudspeaker solution, the QSC AD S. SAT is perfect for background music that requires depth & clarity at lower volumes. Experience deep, clear audio even at lower volumes. The AD S. SAT from QSCs AcousticDesign series is ideal in foreground and background sound reinforcement situations utilizing 70 100V or 16 bypass configurations. The AD S. SAT features a 2. 75" weather treated paper cone woofer with an