S 62 CEN/S 622: 1-inch (25 mm) soft dome tweeter/4-inch (102 mm) (dual on S 62 CEN) aluminized woofers.
Bass-reflex design with flared, rear-firing port: Increases system efficiency and bass output.
Waveguide: Provides more uniform dispersion in the 2-10 kHz frequency range for enhanced dynamics and clarity with reduced distortion.
Centre-plug: Eliminates cone breakup for a more defined sound.