According to Matrox, the technology will allow environments where only one VGA output and graphics card is available, such as a laptop computer, to enjoy the benefits of a multimonitor setup.More details over at ExtremeTech. The Matrox DualHead2Go box will be available next week for $169?
Matrox launches DualHead2Go box to split VGA output

Matrox presented a new breakout box capable of splitting a VGA output so that two displays can be attached to a single VGA connection.