This Insignia™ NS-PU98635 adapter features a USB 3.0 interface on one side and a Gigabit Ethernet interface on the other, so you can easily add a wired Ethernet connection to your compatible PC or Mac laptop or Ultrabook.
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When you buy something, you just want it to work as advertised. The Insignia - USB 3.0-to-Gigabit Ethernet Adapter does exactly what it is supposed to!