CSL - USB 3.0 Gigabit Ethernet / external network adapter (RJ45) | 1000Mbps Gigabit Lan | USB 3.0 (Super Speed) to Ethernet | PC / Mac | Black (Electronics)
This jack is really very good, however I advise to keep the little good cd rom because if you lose it, the installation will not be automatic windows 7 with windows update, with a Livebox at a rate of 100 by 200 cpl The internet unfortunately remains