Digital inputs carry a binary digital signal, instead of an analog signal. Digital input improves the quality of the projection.
9% have it
17. has a DVI connector
Devices that have a DVI connector (usually computers and notebooks) can be connected to the TV set.
13% have it
18. contrast ratio
Contrast ratio is the visual distance between the lightest and the darkest colour that may be reproduced on the display. A high contrast ratio is desired, resulting in richer dark colours and more distinctive color gradation.