Homtech 4-in-1 Mini DisplayPort (Compatible Thunderbolt) to HDMI/DVI/VGA Adapter Cable with Audio Output, Male to Female Converter for Apple Macbook Air Pro, Microsoft Surface Pro, Surface Book,White Multi-fuction Mini DP Adapter with Audio output, supports HDMI/DVI/VGA output simultaneously with the max resolution of 1920x1200 to enjoy your favorite movies, YouTube clips, iTunes songs and movies Lightweight and portable adapter allows you to display content on your HDTV, monitor, computer, tablet, projector and other devices with HDMI & DVI & VGA to Mini DisplayPort (thunderbolt port). Note: a separated HDMI/DVI/VGA cable is required Transmit both audio and video from computer or tablet to HD display via HDMI. Support video resolutions up to 1920x1200 and 1080p (Full HD) and flawless audio pass-thru. Support audio output via DVI or VGA with connecting Audio interface (external speaker needed for voice) Support external power supply. When connect high power devices or the device is in low battery, you could connect External Power Supply via Micro B-5V power port to charge your adapter Gold-plated connectors resist corrosion, provide rigidity, and improve the signal performance. Easliy display and share your videos, photos, games and more from your devices on any screen