Note: This VGA Adapter works with AC Adapter, the USB AC Adapter is included . VGA to HDMI Adapter with Audio Male VGA to Female HDMI Converter Laptop to TV . It is used to convert VGA video and 3.5mm analogue audio signal in your computer to HDMI signal and display it on the large screen of the HDTV . Enable HDTV to connect computer, notebook, DVD or other devices with VGA interface; No software driver needed . 1080p or 720p output selectable via switch; Plug and play and no such switch exists.