Specifications‎:‎USB audio/video converter uses an available USB port on your computer to connect an HDTV‎,‎ monitor‎,‎ or projector with HDMI‎.‎Adds an additional display when the other video ports on your computer are occupied‎.‎ An HDMI cable ‎(‎sold separately‎)‎ is required‎.‎USB 3.0 to HDMI adaptor leverages superspeed USB 3.0 bandwidth up to 5 Gbps for the best performance‎.‎Functions like an external graphics card to deliver smooth high definition video to your HDTV or monitor‎.‎Supports video resolutions up to 2560 x 1440 with HDMI‎.‎ Supports flawless audio pass‎-thru for Dolby TrueHD‎,‎ DTS Master Audio‎,‎ and more‎.‎Backwards compatible with USB 2.0‎.‎Portable USB to HDMI adapter with a bonus travels easily in a laptop bag‎.‎ Ideal solution for Surface Pro or MacBook Air users that need toconnect to a projector or monitor when traveling‎.‎Simple installation with drivers and user guides on the included CD or available for download‎.‎Extend the display of a laptop to a monitor or mirror screens for a presentation on a projector‎.‎Supports multiple monitors with additional adapters‎.‎ No external power required with USB bus power for Windows and Mac‎,‎compatible for Windows 10/8.1/7/Vista/XP and Mac OS X 10.11/10.10/10.9/10.8 ‎(‎audio and video‎)‎ 10.7/10.6/10.5 ‎(‎video only‎)‎‎.‎Monitor MultitaskingThe cable matters USB 3.0 to HDMI adapter is an easy way to connect a display with HDMI to a computer with an available USB port‎.‎Add a monitor to a computer without HDMI or add an additional display when the other video ports on your computer are occupied‎.‎Arrange the connected monitor in primary‎,‎ extended‎,‎ or mirror mode‎.‎ Connect a display with DVI using the included HDMI to DVI adapter for videoonly‎.‎ Create more space around your desktop by connecting a 3 feet cable matters USB 3.0 extension cable‎.‎Important NotesSeparate cable required ‎- An HDMI cable is not included‎.‎Not bi‎-directional ‎- Adapter only operates from USB to HDMI‎.‎Smooth HD video ‎- Minimum i5 Core 2+ GHz CPU to prevent video lag‎.‎For Mac audio support ‎- Requires v10.8‎.‎5 or above‎.‎CompatibilityFor Windows‎:‎ 10/8.1/8/7 ‎(‎64/32 bit‎)‎ XP SP2 32 bit‎.‎For Mac‎:‎ 10.11 El Capitan 10.10 Yosemite‎,‎ 10.9 Mavericks‎,‎ 10.8 Mountain Lion ‎(‎audio and video‎)‎‎.‎For Mac‎:‎ 10.7 Lion‎,‎ 10.6 Snow Leopard ‎(‎video only‎)‎‎.‎Type‎:‎ AdapterMain Color‎:‎ WhiteInput‎:‎ USB 3.0 MaleOutput‎:‎ HDMI FemaleMaterial‎:‎ Aluminium Alloy Shell‎,‎ PVC‎,‎ Copper Core‎,‎ 24K Gold PlatedVideo Resolution‎:‎ up to 2560x1440 ‎(‎HDMI‎)‎Audio Support‎:‎ 2 Channel‎,‎ LPCM ‎(‎HDMI only‎)‎Supports hot swapping‎.‎Supports extensions and copy modes‎.‎Length‎:‎ 125mm/4.92‎"‎ ‎(‎Approx‎.‎‎)‎Notes‎:‎Due to the light and screen setting difference‎,‎ the item‎'‎s color may be slightly different from the pictures‎.‎Please allow slight dimension difference due to different manual measurement‎.‎