Sell 4port USB hub best price

4 port USB 2.0 or 1.1 devices to Compact size and portable. Easily expand by connecting up to your Macbook, Laptop, ultrabook, tablet PC and any USB 2.0 capable computer works with USB. Works with USB extension cable and reverse Compatible with USB 1.1 Designed with a built-in surge protector to keep your devices safe. Plug-and-Play; hot-plugging; driver free. Adds 4 unpowered USB 2.0 ports to your computer - Up to 480Mbps data transfer rate Build in Overvoltage/Overcurrent/Leakage and Short-Circuit protection unit. The connection cable is attached to the hub -no need to worry about leaving it behind or losing it