The IB-DK2241AC extends a notebook / PC via the USB 3.0 port with DVI-I, HDMI, several USB 2.0 and USB 3.0 ports, as well as Audio in/out and a gigabit Ethernet port.
It allows you to connect a DVI & HDMI TV, projector or monitor and up to 4x USB 2.0 and 2x USB 3.0 devices, furthermore you can connect a headphone/microphone and finally the ethernet port connects to a network.