The SIIG USB 2.0 to HDMI with Audio Adapter is designed to connect an extra HDMI monitor with audio to your USB-enabled computer and allows you to use it as an extended desktop. This SIIG USB-to-HDMI adapter works wonderfully with standard and widescreen monitors at resolutions of up to 1920x1080 pixels. It features multiple display modes like Primary, Extended and Mirrored. The USB-to-HDMI monitor adapter is hot-pluggable and USB powered. It can connect up to six adapters and utilizes a DisplayLink chip. This SIIG USB-to-HDMI adapter conforms to USB specification revision 2.0 and is RoHS-compliant.