Add Gigabit Ethernet connectivity & 3 USB (Universal Serial Bus) 3.0 Hub ports to a computer through a single Super Speed USB (Universal Serial Bus) 3.0 port. The ST3300U3S USB (Universal Serial Bus) 3.0 Gigabit Network Adapter turns a single Super Speed USB (Universal Serial Bus) 3.0 host connection port into an RJ45 Gigabit network port as