APC Smart-UPS On-Line 8000 Watts /8000 VA Input 208V /Output 208V Interface Port Contact Closure RJ-45 10/100 Base-T RJ-45 Serial Smart-Slot USB Extended runtime model Rack Height 6 U. Includes: CD with software Documentation CD Installation guide Rack Mounting brackets Rack mounting hardware Rack Mounting support rails Temperature Probe USB cable Warranty card.