【USB3.0 to HDMI VGA Dual Output】 This USB3.0 to HDMI VGA adapter supports to connect with two external monitors at the same time.The images showed on the two external monitors will be the same. 【Works for Windows7/8/10 ONLY】This usb vga adapter works for Windows 10,Windows 8,Windows 7 system computers/laptop ONLY.DO NOT support Mac OS,Linux,Chrome OS. 【5 Gbps Super Speed on USB3.0】Our hdmi vga adapter compatible with USB3.0/USB2.0.For usb3.0 port using,it has a best speed performance up to 5 Gbps and a HD 1920*1080 resolution. Functions like an external graphics card to deliver smooth high definition video to your HDTV or monitor;Supports flawless audio pass-thru for Dolby TrueHD,DTS Master Audio,and more. But if you plug into a USB2.0 port,it can reach a 800*600 resolution and a speed of 480bps ONLY.