For many years, the iconic JBL control speaker has perfected the combination of compact form and high-performance function. The new control x packages that same focus on design and sound quality in a rugged, all-weather stereo speaker perfect for indoor or outdoor use. Our high defy nation imaging (HD I) waveguide technology provides astounding imaging, natural balance, and remarkable detail from any location. A 5. 25" (133mm) woofer and 1" (25mm) cmmd Lite tweeter deliver powerful lows and crisp, clean highs from any position Whether it’s inside or outside.