Dell USB Dock D3100 links all your electronic devices to your laptop using a single cable that supports USB 3.0. Connecting to the docking station, you gain access to all your devices, such as the mouse, keyboard, stereo speakers, external hard drive, and large-screen displays. This is without having to plug each one into the laptop. Dell USB Dock D3100 works with DisplayLink technology that enables docking features over USB. The universal docking solution enables multiple displays, audio, Ethernet, and other USB devices to be connected to PCs through USB. Sold as seen, No returns accepted
eBay