Simplecom DA316A USB to HDMI + VGA Video Card Adapter with 3.5mm Audio This USB adapter supports mirror or extended mode. Expand your main screen to a secondary screen that you could use two screens both for work and entertainment. It’s an easy and convenient solution to add multi-monitor capability to a computer and extend your desktop. The HDMI and VGA ports can output same screen simultaneously, it also has a built-in 3.5mm audio jack, which can be connected to external speaker or headphones. Features Compatible with standard size USB 2.0 or USB 3.0 port Support resolution up to 1080p (1920x1080) Compact and portable design, easy to carry Simple installation, built-in USB flash drive for driver software USB powered, no external power required Aluminium casing to ensure stable performance and heat dissipation HDMI port supports both video and audio, VGA output video only 3.5mm headphones jack for audio output HDMI and VGA ports can output same screen simultaneously Support Extended or Mirror display mode Compatible with Windows 7 and above Specifications Input: USB-A Output: HDMI, VGA, 3.5mm Audio Resolution Support: up to 1080p (1920x1080) Cable Length: 15cm Dimension: 60mm x 39mm x 14mm (LxWxH) Weight: 45g Operating Temperature: -5 - 35°C Important Note While plug this adapter to your computer first time, you'll see there is a new USB flash drive under My Computer or This PC, then double clicks setup file inside USB Drive to install the driver. You can also download driver from our website. If you have any trouble to install the driver software, try to turn off anti-virus software temporarily before install the driver. You can turn on again after installation. The USB to HDMI VGA ada