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What is a 4-port USB hub used for?

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4 PORTS MEANS LESS WAITING AND MORE DOING

Increase your USB plug-in capacity by up to 4 ports. The Belkin USB 3.0 4-Port Hub provides 5 Gbps transfer speeds, which are 10X faster than USB 2.0. The USB 3.0 protocol also facilitates smartphone charging.

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