QPD 2008 Motorized Ceiling Speakers with 4 tilt adjustment angles, 125W @ 8 Ohms Adjustable angles lets you direct the sound where you need it! Excellent choice for Vaulted Ceilings to direct the sound downward. Great for Home Theater, Conference/Board Rooms and Classrooms. Features an ultra-quiet (non-intrusive) motor that operates on 12VDC and can be triggered in multiple ways. Low profile housing eliminates clearance issues.