The CyberPower Essential Series CSB404 Surge Suppressor is ideal for Home/Office protection with 600 joules, 4 outlets, and a 4 FT cord. The surge suppressor is ideal for protecting personal computers, phones/fax/modems, printers, stereos, and CD/DVD players. The CSB404 features four (4) outlets, a 4Ft. cord, MOV technology to guard the surge suppressor and connected electronics against line abnormalities and lightning surges, while EMI/RFI filters block unwanted line noise. A Limited-Lifetime Warranty ensures that this surge suppressor has passed our highest quality standards in design, assembly, material or workmanship and further protection is offered by a $25,000 Connected Equipment Guarantee.