Panamax MFP300 Home Theater Power Management 1675 Joules Provides Clean Power To Plasma, Lcd &amp; Dlp(r) Hdtvs Rfi/emi Noise Filtration To 43db (100khz - 1mhz) Features Protect Or Disconnect(tm) Circuitry Provides clean power by filtering out noise common to household power. Exclusive Protect or Disconnect circuitry. In the event of a catastrophic surge such as lightning, it completely disconnects AC power to connected equipment. Exclusive Protect or Disconnect circuitry. In the event of a catastrophic surge such as lightning, it completely disconnects AC power to connected equipment. Designed to work with your High Definition system