TRIPP LITE USB-A to RJ45 Ethernet Serial Rollover Cable, Cisco Compatible, 250 Kbps, USB Type A to RJ45, Male-to-Male, 6 Foot / 1.83 Meter, 3-Year Warranty (U209-006-RJ45-X)

.WIDE RANGE COMPATIBILITY: Compatible with Windows, Mac and Linux. Works with older and new Cisco models. No cables, adapters or external power required.
.EASY TO USE: Easy to update driver available from Tripp Lite's website. Owner's manual provides more indepth information on the product and warranty.
.RELIABLE PRODUCT FULLY BACKED AND SUPPORTED: This product is covered by a 3-Year Limited Warranty and is supported by Tripp Lite's Chicago-based expert technical support team over phone and email.