The Reference Premiere Designer On-Wall RP-140D brings the dynamic, detailed, powerful sound of the Reference Premiere box speakers to a slim, on-wall solution. Featuring a 3.5” Cerametallic™ woofer and 1” Titanium Dome Linear Travel Suspension (LTS) tweeter, this on-wall speakers offers flexible placement for front LCR, or side/rear surrounds. Features: Slim On-Wall Solution Matches Today's Ultra-Flat TV's Reference Premiere Horn Loaded Acoustic Technology Horizontal and Vertical Mounting Options Single 1” Titanium Dome Linear Travel Suspension (LTS) tweeter Single 3.5" Cerametallic™ Woofer Dual 4-Way Keyholes for secure on-wall mounting Magnetic Wrap-Around Grille Included glass base for table-top mounting Matte Black Painted Finish Blends Seamlessly into Today’s Modern Interiors