Price Match Guarantee Panamax MR4000 8-Outlet Home Theater Power Management & Surge Protection The Panamax MR4000 effectively safeguards your audio/video system from harmful power spikes and minor fluctuations that can impact its performance. With the rise of high-definition video and high-resolution audio, minimizing noise is crucial. Using Panamax's Level 2 noise filtering, the seven rear-panel AC outlets greatly reduce AC line noise. The MR4000 also features advanced surge protection, including Panamax's patented Automatic Voltage Monitoring (AVM) technology that continuously monitors incoming power. In case of under-voltage or over-voltage, the power is automatically cut off to protect your equipment. Additionally, Panamax's exclusive Protect or Disconnect™ technology offers ultra-fast circuitry that shields your equipment from catastrophic surges, such as those caused by lightning. In the event of an extreme surge, the MR4000 will automatically disconnect AC power to your equipmen