My netbook comes with two USB ports and an external port for connecting in a projector.

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Each new Dash also features a USB port for simple connection to external electronic devices or storage media, as well as a built-in speaker.

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Of course, Surface Pro has a USB 3.0 port for connectivity with almost limitless storage options, including external hard drives and USB flash drives.

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By connecting the external IR receiver to the adapter box, and then plugging the resulting combination into a USB port, you've created an unsightly way to talk to your PS3 via infrared.

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The optional dock offers the same features it always has, but for any first-time Transformer buyers who might be reading this, here's a quick primer: in addition to being an external keyboard, the dock is home to an SD card slot, a full-size USB 2.0 port and a built-in 19.5Wh battery, allowing you to go longer without charging your tablet.

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