The Datapath VSN400, a video wall controller that has been designed for video wall and multi-screen display installations that require a balanced number of HD video captures and HD video outputs. The VSN400 has been developed and optimised to operate with the latest generation of our world leading PCI Express graphics and video capture cards providing flexible solutions throughout the professional AV industry. Datapath's VSN400 wall controller has now been fully validated with Datapath's expansion chassis, allowing up to four 11 slot expansion chassis to be connected. This gives a total capacity of 44 PCIe slots* that can be configured for use with Datapath graphics, capture, and ActiveSQX IP decode cards. <P>In addition, the VSN400 now supports Intel Core i9 processors as an upgrade option to meet the latest requirements of higher-performance systems (i5 is standard, i7 available as an existing upgrade option).