The Mark Levinson Premium Surround Sound System features 15 GreenEdge ultra-high efficiency speakers that generate outstanding output while significantly reducing energy consumption. The system also incorporates Clari-Fi technology which analyzes compressed digital music sources in real time and intelligently restores the high fidelity no matter what the music source, creating rich low-range tones and beautiful mid- to high-range tones for the enjoyment of occupants in every seat.