Engineered for high-end home theater installations, the 7000 Series In-Ceiling Speaker allows sound customization based on room layout. Its three position tweeter output level adjustment switch matches the speaker to its environment, and it features glass fiber woofers to provide high power handling and premium sound quality.FEATURES AND BENEFITS:• Suitable for moisture rich environments• Fully adjustable treble easily tailors the sound to any taste• Features glass fiber woofers that provide superior power capacity for a stronger, deeper sound• Foam gaskets minimize vibration and provide air-tight seal• High-power handling and adjustment capabilities ensure ultimate in home sound• High-grade advanced crossover allows for optimal frequency distribution