This Mini DVI to DVI adapter can connect Macbook to DVI device directly.High Definition Multimedia Interface Cable.Perfect for connecting Mini DVI source devices to DVI Monitors, A/V Receivers, and HDTV. Supports all DVI/ Mini DVI Devices.With Optimized Connectivity,Ultra High Density, Triple Shielded,and high Intensity Twisted Pair Cable is used for the most stabilized impedance and highest uncompressed digital video signal transfer available.Premium connectors maintain high bandwidth and maximum data signal integrity.