Line-Interactive Digital UPS System offers voltage regulation, surge suppression and battery support for personal computers, network workstations and more. Internal UPS circuits support entry-level PCs or individual VCR/DVRs during power failure. AVR circuits regulate brownouts from 92V to 150U back to usable levels without using battery power. System includes 5 battery-supported outlets, 5 surge suppression-only outlets plus Tel/DSL/Ethernet and coax protection. USB port and included cable enable optional unattended system shutdown without data loss. HID-compliant USB interface enables integration with built-in power management and auto shutdown of Windows, Mac OS X and Linux. Along with the built-in audible alarm, the large front LCD panel displays easy-to-read, icon-based status indicators and detailed numeric data. 1500VA/900W power-handling capacity supports entry-level PCs, home entertainment systems, network workstations and audio/video components.