The Cable Matters USB 2.0 to RJ45 Fast Ethernet Adapter is a versatile device that allows you to easily connect your computer to a fast Ethernet connection. With a 1:1 connection split/duplication, this adapter features a USB 2.0 connector and an Ethernet (RJ-45) male connector, making it compatible with a variety of devices. The multicolor design and portable features make it convenient for on-the-go use. This unit is ideal for those looking to expand their computer's networking capabilities with a reliable and efficient solution.