computer interface is mainly used as the printer port is in the 25 needles d shape joint called "parallel" refers to 8 bits of data transmit

Description

interface type refers to the type of interface used between the printer and the computer, which can also indirectly reflect the speed of the printer's output speed. the main interface types for printer products in the market include common parallel interfaces and usb ports. the usb interface relies on its ability to support plugging and fast output,