¹Windows Media Center is available in Windows Vista Home Premium and Windows Vista* Ultimate. TV playback and recording features require an integrated or external USB TV tuner. Supports up to two TV tuners in all supported regions subject to Windows Vista's compatibility with local TV standards; additional DTV/HDTV tuner support is available in the U.S. and South Korea with compatible hardware. To enjoy all the benefits of Windows Media Center, Internet access is recommended; for some features, such as the Microsoft Electronic Programming Guide, it is required. Internet service provider subscription or other service fees may apply. Microsoft Electronic Programming Guide is not available in all regions or countries. DVD Burning, TV features and remote control support may vary by manufacturer and/or require additional purchases. Support for the Media Center Extender or Xbox 360 will require a wired or wireless home network and additional compatible networking equipment.