HDMI 19pin Male to DVI-D 24+1pin Male with Gold Plated Connectors Allows the connection of a DVI equipped PC/Notebook/AV unit to a HDMI TV/Projector or a HDMI equipped AV unit/PC/Laptop to a Digital TFT/LCD display. The DVI plug will plug into a DVI-D or DVI-I socket (not DVI-A but that s quite rare). HDMI is digital only. DVI can be Digital or Analogue. This cable will connect the Digital of the DVI to the Digital HDMI. There s no sound sent via the DVI connector it is picture only. Sound will require an additional cable (usually a jack to jack jack to 2 phono or optical cable). HDMI stands for High Definition Multimedia Interface some of the worlds largest audio visual manufacturers have signed up to the HDMI specification.