C2G/Cables to Go 30540 USB 2.0 to VGA Adapter Cable (Black) Connector 1: One USB A Male and Connector 2: One HD15 VGA Female Add dual monitor capabilities to laptops or desktops; compatible for VGA and SVGA resolutions, too. Its compact size also makes it portable so you can use it anywhere Featuring straightforward plug-in connectors and simple driver setup, this adapter creates a secondary VGA connection for dual monitor functionality Compatible with Windows 7, 2000, XP, Vista