iiMash Mini DisplayPort Thunderbolt to DVI+VGA+HDMI TV AV Cable Adapter for MacBook Pro DVI output, connect the DVI devices using a DVI cable. HDMI output, connect the HDMI devices using a HDMI cable. VGA output, connect the VGA devices using a VGA cable. Mini DisplayPort, connect Mac Book, Mac Book Pro, or Mac Book Air. Note: Only one of the 3 outputs could be used at a time, you cannot use all of them simultaneousely.