The dynadock U Universal USB Docking Station links all your accessories, external monitor and sound system with one single USB cable into your computer. There's no need to plug in multiple cables every time you return to your desk. Virtually any brand of windows-based computers with a USB 2.0 port is compatible with this versatile docking station. The upright slim design saves precious desktop space while providing fast access to your desktop environment.Enjoy true multimedia experience with the built-in digital card connecting high quality 7.1 surround sound through the S/PDIF port. Plus, it adds six USB 2.0 ports - two are "sleep and charge" capable, Ethernet LAN and 3.5mm audio for headphones and microphones. Undocking is even easier now with undock button. Get one for your home and office for simple expandability and connectivity.