This ClickShare presentation system is designed for instant interactive collaboration in high-end meeting/conference rooms. Featuring a wide range of interactivity features including annotation, blackboarding and more. The system allows up to 8 users to share simultaneously, and with two 4K DCI, displays can be driven by a single base unit. The HDMI input and output make it easy to switch between wireless and wired sources. Simply use the The ClickShare app and download firmware version 1.7 to the base unit. This system includes two ClickShare buttons which plug into the device enabling content to display on the presentation screen at the click of a button. 4K DCI also included.