Mini DVI to VGA Monitor Video Adapter Connector Cable for Apple Mac Powerbook G4 The Mini-DVI to VGA adapter is designed for the eMac, iMac G5, iMac G4 flat-panel, 12-inch PowerBook, or iBooks having a VGA port. Allowing you to connect to an external VGA monitor or projector. Plug and Use, simply connects the adapter to the Mini-DVI port of the computer and the VGA end of the adapter to an external VGA monitor or projector. For connecting Macs equipped with a DVI port to an external VGA monitor or projector at home, office or to have handy while on the road. Specially designed to allow users to connect their DVI equipped Mac mini, PowerBook G4, or Power Mac to an external VGA monitor. You can use this cable in both video mirroring and extended desktop modes.