Connect and share.Seamlessly connect a MacBook, MacBook Pro or MacBook Air with a Mini DisplayPort to high definition displays with the DisplayPort, HDMI or DVI input port.
It's portable to carry and gives you three different display options. Only one input and one output can be used at the same time.
Convenient for conference room presentation, school and corporate training environments
Supports a Mini DisplayPort 1.1a dual-mode inputThe HDMI can support audio output for iMac (Late 2009) and MacBook Pro (Mid 2010)
Supports a DisplayPort 1.1a dual-mode output with the max resolution of 2560x1600Supports HDMI/DVI output with the max resolution of 1920x1080p @ 60Hz.