PFT uses varying power filter levels to isolate and contain power line noise within individual pairs of receptacle banks. It provides the highest-quality protection available from overvoltages, and safeguards your sensitive home entertainment components from power line contamination, known as electromagnetic interference (EMI) and radio frequency interference (RFI). 10-Foot Heavy-Duty Power Cord delivers clean power through 14-gauge wiring; with straight plug. Diagnostic Indicator Lights-Warns of power problem before equipment is connected. 2-Line/4-Pin Phone Line Protection with Built-in Splitter-Safeguards your single or two-line phone/DSL/ modems against backdoor power disturbances. 3245 joules.