This rugged, all-weather indoor/outdoor speaker offers the ideal combination of reliability, seamless integration, and premium sound quality. Backed by over 45 years of PSB innovation, this speaker is durable enough to handle extreme weather conditions, yet attractive and discreet enough to be the perfect audio solution to enhance your home inside and out. Weatherproof. Flexible bracket system for vertical and horizontal mounting and dual-axis rotation. 1″ (25mm) titanium dome tweeter. 5¼” (133mm) clay/ceramic reinforced polypropylene cone woofer.