The QSC AD-S.SUB is part of the AcousticDesign™ Series SUB/SAT loudspeaker solution, which is ideally suited for background music applications that require depth and clarity even at lower volume settings. The AcousticDesign Series SUB/SAT loudspeakers are specifically designed to be mix-and-match capable; meaning any combination of satellites may be paired with any subwoofer in the AD Series SUB/SAT line. Features Dual voice-coil for improved thermal dissipation and higher output Low saturation and low-loss 70/100 V transformers in mono mode Low-Z mono or stereo configurable 4x built-in high-pass filtered outputs Locking 4-pole Euroblock connectors Reversible rear panel cover with cable tie anchors Reversible V-wall mount hardware Intrinsic Correction™ voicings available via MP-M Series mixers and Q-SYS Platform, including the CXD-Q Series amplifiers Available in black (RAL 9011) or white (RAL 9010)