Welcome to the ZyXEL Networking Glossary - your definitive source for descriptions of networking terms and ZyXEL's product features.
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Universal Serial Bus (USB) is a specification for connecting devices. USB commonly connects peripherals such as keyboards, mice, printers, digital cameras, flash drives, external hard drives, personal media players, and Network Adapters to computers. Although designed for personal computers, USB is now commonly used with smartphones, PDAs, video game consoles, and even DVD players.