TRENDnet's TU-400E is a highly integrated 4-port USB hub. It consists of one upstream and four downstream ports and was designed to bridge USB interfaced peripherals to your desktop or notebook computer.
The TU-400E complies with USB 1.0/1.1 specifications and supports both full (12Mbps) and low (1.5Mbps) data rate speeds. With Plug-and-Play and Hot-Swap, you can easily connect/disconnect USB equipped camera, network adapter, modem, and joystick to your computer. Connect each port to another USB hub for limited expansion. Compact, light-weighted, and requiring no external power, the TU-400E is ideal for SOHO and mobile computing.