The 91cm (AA) USB Extension Cable, USBEXTAA3BK has 1 male USB A connector and 1 female USB A connector that allows extending the connection distance between USB 2.0 devices by up to 91cm - an ideal solution for a better location of peripheral devices , or to add flexibility to existing USB ports. This high-quality USB extension cable is designed for use with USB 1.1 and USB 2.0 devices and is backed by StarTech.com's Lifetime Warranty.