Add An Additional Vga Monitor Or Tv Through A Single Usb 2.0 Port; Hot Pluggable ; Add Or Remove A Monitor Without The Need For A System Reboot; Use Up To Six Adapters Simultaneously; View Large Spreadsheets Across Multiple Screens By Extending Video Amongst All Monitors; Play Video On One Monitor While Working On Another; Do Multiple Screen Presentations From A Laptop Computer; Bus Powered; No External Power Adapter Needed; Supports Video Resolutions Up To 1920 X 1080; Compatible With Windows 2000 And Later, And Intel Mac Os X 10.4 & Later Operating Systems; 1 Year Limited Warranty