Card reader
Various types of card reader devices are available in the market, which are used to accept and process payments and financial transactions. These devices have different shapes and types, mobile card readers such as Android types, pocket or mobile card readers, computer (PC-POS) and fixed or wired card readers.
Mobile card reader
Mobile card reader devices communicate in two different ways: through a SIM card or wireless connections such as Bluetooth or Wi-Fi. These features make it possible for these devices to be used in places where there is access to Internet networks, making them particularly suitable for vendors in environments where portability is required.
SIM card reader or wireless (GPRS)
SIM card readers connect to the network via a SIM card, which makes these POS devices very portable and suitable for businesses with high mobility. One of the most popular and best-selling mobile card readers in the market is the Newland ME31 mobile card reader. This device has light weight and small dimensions, and its transaction speed is below 3 seconds. It also has a color screen, making it one of the most popular POS device options in the small and medium business category.

WiFi card reader
The card reader with Wi-Fi capability is one type of mobile card reader that is connected to a computer or mobile device and can process financial transactions through a Wi-Fi wireless network connection. These types of card readers are suitable for accepting electronic payments in stores, restaurants, coffee shops and other businesses. Through this device, payments can be made via credit cards, NFC and wireless cards, calling cards and even mobile payments (mobile payments). These devices usually have a display, a keyboard and additional features such as printing receipts or connecting to a POS system. One of their important features is access to the Internet through Wi-Fi waves and they can be used within a radius of up to 30 meters. One of the popular devices in this category is the D230 card reader, which processes transactions by connecting a SIM card and the Internet. This device has a battery with a capacity of **** mAh, which has long-lasting batteries.
Network card reader (LAN)
This type of card reader device performs transaction operations through a LAN cable or telephone cable or connecting to a local network or the Internet. The high speed of this pos machine makes it very suitable for stores with a high number of transactions. One of the old stationary card reader devices that is still in the interest of businesses is the S80 card reader from Pax brand. The transaction speed of this card reader is between 1 and 3 seconds, which makes this device one of the fastest types of card readers compared to other fixed devices.

