Features and Details : High-performance drivers and mounting system 5″ cone woofer, 1″ dome tweeter Large magnets in an advanced magnetic circuit design Built-in bi-amplification (45 watts LF, 25 watts HF) Dedicated power amps are perfectly matched to the woofer and tweeter Enclosure is designed to kill unwanted resonances that can influence sound Room Control and High Trim response controls give you optimum response in any room