USB Active Extension Cable 5 meters or 16 feet, USB 2.0 - PAR-A-DIGM USB 2.0 Certified & Backwards compatible to 1.1 Supports 480 Mbps High Speed and 1.5 Mbps Low Speed serial data transmission. Bus powered built in signal booster Windows 98, XP and Vista compatible. Mac OS Compatible. Plug n Play supported and hot swap functions. Supports up to 127 devices and can extend up to 80 feet on a daisy-chain configuration PAR-A-DIGM Complete Life-time Warranty.