A cable connector is a device used to join two or more cables together. It is used to provide a secure connection between two cables, allowing for the transfer of data or power. Cable connectors come in a variety of shapes and sizes, and are designed to fit specific types of cables. Common types of cable connectors include coaxial, RJ45, USB, and HDMI. Each type of connector is designed to fit a specific type of cable, and is used for different applications. Cable connectors are essential components in any electronic system, and are used to ensure reliable and secure connections.