IPEVO High-Definition Wireless Presentation System for Conference Rooms and Classrooms (WPS-HD) Wirelessly project multiple PCs and Macs with high-definition clarity - including audio; No more wires and no more projector readjustments mean extra time and less headaches for you 4-in-1 split screen mode projects four desktops for collaborations and comparisons; Conference Mode lets you effortlessly change projector screen content on the fly With a special Wi-Fi mode, content from any computer on the network can be presented Front USB ports for keyboard and mouse - conveniently control admin functions at a distance; Included wall mount kit so you can mount WPS-HD close to your projector or anywhere else Compatible with VGA or HDMI projectors (audio only available with HDMI); Supports up to 30 fps and up to 720p for true high-definition resolution DirectX support for intense graphics applications like video games Comes with a LAN port in case you need to directly connect to the device Information is sent with a 128-bit WEP/WPA security key for maximum data protection