The Roles of a Credit Card Reader
Almost everybody nowadays has a credit card and related to this card is a credit card reader that we might not know its role. The machine that is used as a medium of processing our purchases when we use credit cards is called the credit card reader. A credit card reader therefore is very essential to accept your purchases, and this machine can also read employee cards, customer cards and gift certificates.
Our business world has taken in the use credit cards in order to transact sales of products or services, and to complete the process, the credit card readers do the reading and processing of these credit cards so that the sale transaction is finished. The information that a credit card reader gets from a credit card will then be passed on the system and will be verified if the certain credit card has sufficient amount to pay for the purchase.
In order to understand more on how a credit card reader functions, let us briefly describe to you its features first.
Looking at your credit card, you will notice a shiny black stripe on the back of your credit card. That shiny black stripe contains important information that is being read by the credit card reader, and this information will confirm or not the transactions.
When your credit card is swiped in the credit card reader machine, the data embedded in the shiny black stripe will then be sent to the central tracking and billing system, and process the information sent to the company where the credit card belongs.
After getting the information, the credit card company will confirm to the issuing bank if the card is legitimate, if the amount to be purchased can be covered or if the credit limit of the card is already way below and thus sale is negated.
The simple features of a credit card reader are the magnetic stripe reader, the keypad used to enter information, and a tiny display. The whole system is connected in such a way that the reader is connected to a keyboard wedge serial port or USB, and can have a printer that is built in, or considered as a separate unit function.
Among the several types of displays in credit card readers, the bigger display is better since you can view more information immediately. When the credit card credit is used under low lighted areas, if your credit card reader has a backlit feature, it will then be advantageous to have this type.
With regards to the keypads feature, there are differences in the size and keys with the bigger keypads used more to enhance its use. The more keys available, the more preference given to the commonly used utilities to use their own key.