USB to HDMI AdapterUltra Fast USB 3.0 portand built-in with premium quality chip for stable performance and long life.equal to an external graphics card to deliver smooth high definition video to your HDTV/ projector or monitor.Support Windows 10, Windows 8.1, Windows 8, Windows 7, Windows XP.MAC OS. 4K 1080P FULL HDThe high speed USB 3.0 to HDMI adapter cable provides up to 1920*1080 resolution images to the display. Note: If your USB is version 2.0 or your receiving display device cannot support 1920*1080 resolution, the output resolution can only reach 800*600. Mirror and Extend Mode This USB to HDMI convertor have extend mode let your laptop for visibility of multiple tasks at the same time; Mirror mode gives your laptop to a large screen for a visual enjoyment.Ideal for games entertainment, home theater , video conference, corporate training, etc.Use the "WIN+P" shortcut keys to switch mirror and extend mode in Windows system. Easy to install:This USB to HDMI adapter cable must be installed as a driver before use. Install the driver does not require an optical drive, just connect the device to the computer, then open the removable drive, find the corresponding driver, click install and then restart the computer can be used. Note: Please close the anti-virus software before installing the driver. Broad compatibilityThis product can support macOS, Windows XP, Windows 7, Windows 8, Windows 8.1, Windows 10, Windows 11. Note: Linux/Vista/Chrome/Firestick are not supported. please confirm the model and system of the device you are using before purchasing. system before purchase. We promise to provide lifetime warranty and technical support, if you have questions, please contact us and we will reply to you within 12 hours. Please NoteThe frame rate of this HDMI adapter cable is relatively low, so it is more suitable for static screen use, such as monitoring screen expansion, office screen expansion. Not suitable for use as a game of entertainment and HD movie playback, otherwise there will be dropped frames. Please confirm your usage needs before purchasing. Please Note There are a small number of MACOS systems that do not work after installing the driver, please turn on the Allow screen extension function inside the screen settings.