USB 2.0
The old laser printers used He-Ne laser , and the modern laser printers use infrared laser .
That is the printer type. Ink jet printers take ink cartridges and laser printers take laser toner cartridges.
The type of toner that is used most commonly for laser jet printers is black toner. Hewlitt Packard is the most famous maker of this toner, as they are the leading laser jet printer producer in the world.
non impact printers
laser, inkjet and dot matrix.
Laser printers
In my school, the teachers have diffrent brands of printers, but they look alike. I don't really think it matters which kind is used.
Laser printers work faster then ink type.
Laser printers use a drum and toner in the printing process.
There are a number of companies that produce and supply network laser printers such as Samsung, Brother, Hewlett Packard, Canon, Lexmark, Oki, and Xerox.
That is the printer type. Ink jet printers take ink cartridges and laser printers take laser toner cartridges.
A parallel port can be used to connect a large number of devices. The most common usage was for printers, although scanners, external disk drives, and network adapters also used this port. With a special cable, two computers could also be connected directly for sharing files.