What is a POS System / terminal?

A POS terminal is a point of sales machine that includes a debit and credit card reader for accepting payments. It also provides a receipt for the transactions and maintains a sales history for tracking transaction reports.

There are many different types of POS devices, including smartphones, tablets, mobile POS, card and chip readers, touch screens, computers, self-service kiosks, and terminals. Other POS-related devices include barcode scanners, cash drawers, keyboards, and receipt printers.