Card readers (also known as card reading devices) are devices used to retrieve information from various types of smart cards, proximity cards, or NFC cards. Card readers often utilize technologies like NFC, RFID (Radio-Frequency Identification) to establish wireless communication with cards and transmit data between them.
Card reading devices can take the form of handheld devices, computers, Point of Sale (POS) machines, mobile phones, or any device capable of supporting card reading technology. When a card is brought close to the card reader, the device generates a wireless signal to communicate information from the card to the card reader. This information can then be used to perform tasks such as authentication, data reading, additional data transmission, or financial transactions.
Some popular types of card readers today include:
- Mifare Card Readers: These are intelligent devices capable of remote data reading. They can verify identities, unlock data, and open doors. Mifare readers are widely used across various fields.
- NFC Card Readers: These are typically used in short-range communication applications like contactless payments, reading card information, and transmitting data between mobile phones and other devices.
- Contactless Payment Readers: These devices, like POS machines in stores, restaurants, and retail outlets, often have integrated capabilities to read contactless payment cards for quick and convenient transactions.
- RF/RFID Card Readers: RFID/RF card readers are used to retrieve information from RFID/RF cards. They are commonly used in inventory management, product tracking, access control, and other item tracking applications.
Applications of card readers include:
- Access Control and Security: Card readers are used in security access control systems, such as in office buildings, hotels, apartment complexes, schools, and restricted areas. Access cards are issued to employees, residents, or users, and card readers check card information to determine whether to unlock doors or grant access.
- Electronic Payments and Transactions: Card readers are used in retail outlets, shops, restaurants, and other services to facilitate wireless payments through smart cards, proximity cards, or NFC cards. Card readers transmit payment information from the card to the payment system and complete transactions.
- Public Transportation: Card readers are used in public transportation systems like buses, subways, and other vehicles to control access and manage ticket payments.
- Event Management and Membership Cards: Card readers are employed in events, conferences, sports clubs, and entertainment facilities to control access and track attendance.
- Workforce Management: Card readers can be used in time and attendance systems to record employee clock-ins and clock-outs.
Duali Vietnam offers a diverse range of card readers capable of reading various types of cards, meeting the needs of users. Some of Duali’s card readers available now include:
- Dragon Reader
- DE-620 Reader
