Features: It supports VGA/Audio/HDMI/DVI output simultaneously. High performance digital chip processing, you can feast HD video and audio streaming with large screen, enjoying your photos, your videos, your presentations, your games on the big screen. With automatic EDID function, it would adapt to maximum resolution depending on your display. If you has 720p HDTV, it will read the EDID and adjust Mini Displayport output automatically. 4 in1 Mini DP Displayport can meet your different requirement. High density metal shielding layer, can effectively shield the external electromagnetic interference. Specification: Input: Mini DisplayPort Male, Micro USB Output: HDMI Female, DVI Female, VGA Female, Audio (separate HDMI/DVI/VGA cable is required) Support full Thunderbolt and mini Display Port link training HDMI Port: support v1.3, and the resolution of 1080p, 720p, and HDMI Audio DVI Port: support v1.0, and the resolution of 1080p, 720p VGA Port: support max