USB 3.0 Active Extender Cable 7.60m CA−USB3/AAE is an active extender cable designed to extend USB 3.0 signals. Typically, USB cables have a maximum length of about 2 meters (6 feet), CA−USB3/AAE enables cable lengths of up to 15m (50ft). This bus−powered cable contains active electronics that enables it to extend without any signal loss or potential performance problems. With no need for an external power source, CA−USB3/AAE is suitable for use with USB cameras‚ printers‚ webcams, keyboards, mice, and more. Note: This cable is for data transfer only, not for charging.