Quickly add up to four devices with the SABRENT 4 Port USB 3.0 Hub. The thin, lightweight design makes this hub a great travel companion. Especially great for notebooks that come with a limited number of ports. Add multiple peripherals such as a printer, card reader, cell phone, iPod, thumb drive, mouse, keyboard, or an external hard drive. Fully backward compatible with the USB 2.0/1.1 products. Every port has its own power switch, allowing you to control each port independently. Please Note: 2.4Ghz wireless devices, such as wireless keyboard and mouse adapters, may not work near USB 3.0 devices or hubs. Connecting to a USB 2.0 port is recommended. For a stable connection, the devices connected to the 4 Port USB 3.0 Hub must not exceed a combined current of 5 volts 900 mAh. This 4 Port USB 3.0 Hub does not charge your devices (it can only sync). High performance USB 3.0 extension cable extends the connection between a computer or Windows tablet and both USB 3.0 and USB 2.0 peripherals including hard drives, USB hubs, mice, keyboards, flash drives, printers, and more. Upgrade to SuperSpeed USB 3.0 and future proof your data transfer rate while maintaining backward compatibility with your existing USB 2.0 dices. Enjoy SuperSpeed USB 3.0 data transfer rate at up to 5 Gaps, 10x faster than USB 2.0. Features shielding that provides protection against noise from electromagnetic and radio frequency signals, keeping your signal clear with less loss of bandwidth for higher performance.