Eriotpy 3-in-1 Mini DP DisplayPort to HDMI DVI VGA Adapter Only one of the 3 outputs could be used at a time, you cannot use all of them simultaneously Compact and lightweight and portable: Space-saving design fits easily in your laptop carrying bag Supports audio output, when connecting the iMac (late 2009) and mac book pro (mid 2010) to hdmi display Given much faster transfer rate up to 5.4Gbps per lane. It increase the video data bandwidth to 2160Mbytes/sec, providing support for emerging display applications. Enables full 4K x 2K resolution(Only HDMI Port), 3D stereo beyond full HD, Supports video resolutions up to 3840*2160 and support stereoscopic images beyond full HD