? This USB 3.0 Graphic Audio Video Adapter allows you to connect an extra monitor to your desktop PC or laptop USB port. And， the connected monitor can be configured to either clone your primary screen or extend the desktop display allowing visibility of more applications at the same time. Moreover， the extra screen consume very little power resource of computer and offers you a vast array of screen resolutions and color depths. This Converter ensures that there is little difference in performance between a directly connected screen and an extra screen connected by the USB 3.0 Graphic Adapter. It is perfectly applied to Office workstation， Editing workstation， Graphics workstation， Entertainment， etc. With this product， you can greatly share and enjoy videos or slideshows on the big and high definition screen with your family and friends!

Features: 
Easily connect extra monitors via a USB 3.0 port
Simple to install and use
Quickly add up to six display to a desktop or notebook PC with minimal configuration and without an additional graphics card
Mirror or extend a computer display workspace
Supports display modes: the main screen display mode， extended desktop mode， image display mode
Provides effortless multitasking
Powered by USB; No need external power supply 
Material: Aluminum alloy + PC
HDMI Output Resolution Support: 480P / 576P / 720P / 1080P (Depends on your computer's output resolution)
Support OS: WindowsXP/ Vista /Win7 (32/64bit)/ Win8 (32/64bit)

Specification: 
Interface: USB， HDMI
Plug Specifications: US
Color: Silver
USB Cable Length: 20cm
Item size: 5.2 * 4.8 * 1.5cm / 2.05 * 1.89 * 0.59in
Item weight: 36g /1.16oz 
Package weight: 19.5 * 12.0 * 2.0cm / 7.68 * 4.72 * 0.79in
Package weight: 44g / 1.5oz

Packing List:
1 x USB 3.0 to HDMI Converter
1 x CD Driver