Product Description
Compact and versatile, this full range Sound Exciter Transducer lets you create high-quality ‘hidden speakers’ in walls, ceilings, floors, furniture, virtually any surface you can think of resulting in great invisible sound. Weather-proof for in door or out door.
http://www.daytonaudio.com/index.php/hdn-8-weatherproof-sound-exciter-transducer.html
Coarse-threaded mounting stud for single-point mounting into almost any material
Rugged plastic housing with rubberized coating 45x100mmØ 1Kg
Hermetically-sealed design for installation in wet or humid environments
Frequency response: 40–15K (typical)
Sensitivity: varies by application
Dimensions: 45x100mmØ 1Kg
Impedance: 8 ohms
Power handling: 50Wrms / 100Wmax