Philips SPP5025A/37 Home Theater Surge Protector with 2 Outlets and 1000J Wall Tap 1000 Joules: Prevent thousands of dollars of damage to your electronic devices. Protected coax connections: Connectors route the coaxial signal through the surge protector to protect against surges and spikes. $100,000 equipment warranty: Protects your connected equipment for the life of the product. Power Blocker: Automatically shuts down power to the connected devices. Pure Power: Purifies electrical current to improve picture quality.