Premium HDMI to USB Adapter uses an available USB port on your computer to connect an HDTV, monitor, or projector with HDMI; The USB HDMI adapter adds an additional display When the other video ports on your computer are occupied USB to HDMI Converter Adapter leverages SuperSpeed USB 3.0 bandwidth up to 5 Gaps for the best performance Convenient Mini DisplayPort to HDMI cable for directly connecting a Mini DisplayPort compatible computer to an HDTV, monitor, or projector with HDMI input Mini DP to HDMI Cable transmits both audio and video from computer or tablet to HDTV display Thunderbolt to HDMI cable supports video resolutions up to 1080p (Full HD) and flawless audio pass-thru for uncompressed digital 7.1, 5.1 or 2 channels