Every Mac with a Mini DisplayPort allows you to connect an external display or projector using an adapter.
You can use an external display as your main workspace or to extend your desktop, or you can work in mirrored mode with a projector so you can view what your audience sees.
Also can be connected cable to a MacBook, MacBook Pro, or MacBook Air with a mini DisplayPort
NOTE: Adapter only works with laptops with Mini Displayport, please check with your device's output specification before placing order.
Connectors: Mini DisplayPort Male to DVI-D (Dual Link) Female
Attention: Insert / Extract cable gently.
Supports Mini DisplayPort 1.1a input and DVI output,Supports DVI highest video resolution 1080p

Apple Macbook, Macbook Pro, iMac, Macbook Air, Mac Mini Laptop
High definition monitors, projectors, or LCDs that uses a DVI connector or cable
Mini DisplayPort