... 27mm)Software Utility: Device detect/diagnostic, NEK password setup for local and remote device Windows 98 SE, ME, 2000, ... NT, XP, Vista, and 7 for initial setup (optional)Status Lights Power: on / offPLC link: red / orange / green ... link: solid / blinking / offCertifications HomePlug AV Powerline certification FCC Class B / CE mark Network Electric Power Adapter Link Ethernet Homeplug