USB Extension Cable extends your existing USB device cable. With this handy Cable, you’ll never have to struggle with cables that are too short while connecting your printer, scanner, drive, or adapter. Molded-strain relief construction and PVC overmolding ensure error-free transmissions. Features fast, 480Mbps transmission speed. Its length is approximately 1.5 meters which gives you complete length to extend your pen drives/ devices etc . Note: This cable doesn’t work with external hard drives