A network interface card or NIC is an essential component for computers to connect to a network. It allows for both wired and wireless connections. It is essentially a circuit board that you can install on the computer to achieve a dedicated network connection. If your desktop or laptop does not come with an internal network adaptor, you can establish a connection via these external cards. They can help connect via Local Area Networks. They can also allow for communications over large scales through the internet. In short, this device acts as a middleware between a computer and a data network. The device provides the necessary hardware circuitry for the processes to run on it. These external cards can either be wireless or with cables. The wired variant can use USB or Ethernet cables for set up. The wireless variant, on the other hand, can be used to establish wi-fi connections. You can buy these cards from brands like D-Link, TP-Link, Archer, SP Infotech, and ANDTRONICS. These cards can help provide a fast, secure, and more reliable connection. NICs with multiple ports can help connect several peripheral devices. Their communication speed is fast, and they are easy to troubleshoot. These cards can also allow for bulk data sharing among many users. You can shop network interface cards online across e-stores.