HDMI to VGA/Audio/HDMI/DVI 4-in-1 Dongle - Black

Transmit both audio and video from computer or tablet to HD TV via HDMI

Support video resolutions up to 1920x1080p (Full HD) and flawless audio pass-through

Support audio output via VGA with connecting audio interface external speaker needed for voice

When connect to monitors, all ports need a speaker to get audio out. It allow you to connect laptops/computers/video cards with HDMI port to external monitors with HDMI VGA and DVI ports through a HDMI VGA and DVI cable(not included) 

Support external power supply. When connect high power devices or the device is in low battery, you could connect external power supply via Micro USB power port to charge your adapter