SaiTech IT (3 Pack) (300cm - 9 Feet - 3M) New High Speed USB 2.0 Extension Cable 480Mbps Male A to Female A For Laptop/PC/Printers - Black New High Speed USB 2.0 Extension Cable 480Mbps Male A to Female A For Laptop/PC/Printers - 300cm - 9 Feet - 3M An extension cable especially for use with your USB 2.0 devices. USB 2.0 delivers 480Mbps data transfer speeds and capability, but also maintains a backward compatibility with USB 1.1 devices. USB 2.0 High Speed Supports data transfer speeds of up to 480Mbps General Type :USB 2.0 extension cable Do not use any External Power Source to use this USB Cable. Please follow the Manual to use product properly in order to avoid unnecessary damage to your devices. In case of any confusion; please contact us through Amazon mail system for any technical details of this product before you start to use it.