Dots Per Inch refers to the number of individual dots that a printer can produce in a single inch area on the paper. Therefore, a printer with a bigger dpi is capable to produce prints with higher graphical detail and quality.
The range of DPI supported by a printer depends of the printer head technology.
For photo quality output, there are two types of printers available in the market:
Inkjet and Dye-Sublimation photo printers.
