Impact Printers

Dot matrix printers 

Dot matrix printers were first introduced by Centronics in 1970 and is a printer that uses print heads to shoot ink or strike an ink ribbon to place hundreds to thousands of little dots to form text or images.

DOT matrix refers to the process of placing dots to form an image; the quality of the image being determined by the dots per inch.

---

Multifunction printer (MFP)

Multifunction printer (MFP) is used to describe a hardware device such as an all-in-one printer that is a printer, fax, and scanner and everything you'd need in one device. 

 Samsung all-in-one printer 

 An example of a Samsung all-in-one printer that is a laser printer, sheet fed scanner, and flatbed scanner.