Cable Matters USB to Ethernet Adapter (USB 3.0 to Ethernet, USB 3 to Ethernet, USB to Gigabit Ethernet, USB to RJ45) Supporting 10/100/1000 Mbps.

USB 3.0 TO GIGABIT ETHERNET ADAPTER adds network connectivity to a computer with a USB 3.0 port; Supports Super Speed USB 3.0 data transfer rate up to 5 Gbps for 1000 BASE-T network performance with backwards compatibility to 10/100 Mbps networks; Connect with a Cat 6 Ethernet cable (sold separately) for the best performance WIRELESS ALTERNATIVE for connecting to the Internet in Wi-Fi dead zones, streaming large video files, or downloading a software upgrade through a wired home or office LAN; USB 3.0 to Ethernet adapter provides faster data transfers and better security than most wireless connections; Ideal solution for replacing a failed network card or upgrading the bandwidth of an older computer