KENWOOD RADIO CONTROL PROGRAM ARCP-2000 Version 1.10 OPERATING SYSTEM REQUIREMENTS Microsoft Windows 95/98/Me/NT4.0/2000/XP operating system.(*1) CAUTION To install or uninstall the ARCP-2000 software in a Windows NT4.0/2000/XP environment, you must have administrator privileges. You must enter the license number when you run this software for the first time. In a Windows NT4.0/2000/XP environment, you must have administrator privileges to enter the license number. (*1) Windows are either registered trademarks or trademarks of Microsoft Corporation in the United States and/or other countries.