This adapter will allow you to use HDMI cables with the Mini-DVI port found on some laptop computers. Useful for connecting any HDMI equipped display, including most HDTV's, projectors and digital monitors. Designed for Apple iMac Macbooks Powerbook G4 Perfect for connecting your Mini DVI source devices to HDMI Monitors, A/V Receivers, and HDTV. Supports all HDMI/ Mini DVI Devices Please note there are no audio signals on the Mini-DVI connector. You'll have Please note only digital video is carried over DVI inteface. Audio will not be pass to HDMI. Transfer Bandwidth:From 165MHz(4.95Gbps) to 340MHz(10.2Gbps)Cable Type: Triple Shielding Signal Type: Transition Minimized Differential / Signaling (TMDS) Connector Type:Mini DVI Male to HDMI Female Please check if your computer uses a Mini DVI interface. Later generations of computers might use different adapters.