Frog-tech USB 3.0 to VGA Video Graphic Extend Mirror Multi-display Video Graphic Card Cable Adapter For Win 7 Win8 Vista Color Black + microfiber cloth The USB 3.0 graphic adapter operates at a high resolution of 1920*1080,If for USB2.0 support Max Resolution 800*600. Work for Win 7/Win8/ Win8.1 only! Easily connect additional monitors using a USB 2.0 Cable;Simple to install and use;Quickly add up to six displays to a desktop or notebook PC with minimal configuration and without an additional graphics card. Mirror or extend a computer display workspace;Allows for effortless multitasking Bus Powered-No external power supply needed;Windows 2000/ XP/ Vista (32bit/64bit)/ Win7(32bit/64bit);Cable length: about 40cm. USB 3.0 Multi-display super speed;Input: USB3.0;Output: VGA;Support Function:Primary,Extended,Mirror,Display rotation,Identify Monitor,Multi-Display,Control Panel. Resolution up to:UXGA: 1600X1200 WSXGA+:1680X1050 1920X1080 2048X1152,Compatible with USB 2.0.