POS Software

Understanding Different Parts of POS System

We all know that Point of Sale System works more on financial assistance and business records of stores and restaurants. Most of these are electric cash register or an integrated computer system that keep track of sold items or services. You can purchase a whole unit or as individual components and the price always vary depending on the brand and technology of the POS you want to buy. This is a guide that will help you understand different parts of POS system.



It is the main component of a POS system, which run by a software. To avoid any risk, you better use your POS computer exclusively for any business related transaction such as sales transaction record, generating reports and managing inventory. POS computer should not be use for connecting the Internet.



For monitors, you have different options ranging from touch screen like tablet, flat panel, flat screen, CRT, LCD, TFT and FPD. But most restaurants choose touch screen monitors that have flat screens, slim, smooth and lightweight. Flat screens are much more presentable if you want to give a classy impression to your users online.


Receipt Printers

This is a small printer that prints all the receipts containing the list or orders and customer transaction. POS printers are also use in sending orders to their kitchen and bar staff. There are two types of printers. One is the dot matrix that use pins and ink ribbon to print on regular paper, which is much cheaper to buy but difficult to install. Second is thermal printers which use heat and special heat-sensitive paper to produce receipt but this might cost you a few bucks.


Barcode Scanners

Barcode scanners read and process the code indicated on the items purchased by customers and the results are send back to your POS computer.


Magnetic Stripe Readers

MSR are used to process transactions related on credit/debit and charge cards. Some keyboards and touch screens have a built-in reader. But other POS also provide a standalone magnetic stripe reader if your input device doesn’t have one.



Keyboards can be any brand that fits to your system and work properly during rush hour.


Cash drawers


It is where the cash are stored, girt certificates, credit card slips and other important bills and paperwork.


Customer displays

You can eliminate this one, but if you want your customers to see the item and price, then buy this.


Check readers

To prevent fraud, you can install a magnetic ink character recognition (MICR) automatic check readers and can validate essential account information.


When buying a POS system, it is advisable to buy from one POS supplier. If you have a limited budget, you can buy basic components and just add the additional components when the need arises.