The Vision.Net 8-Port Digital Input Module is digital control device that uses external digital input signals from occupancy, IR room combine and vacancy sensors, door and window sensors, access card readers, alarm systems, AV control systems and building management systems to trigger cues within the Vision.Net system. The 8 Port Digital Input Module offers up to eight discrete digital control inputs, and is UL listed and plenum rated. The device can be DIN rail or surface mounted anywhere in the system, simplifying design and commissioning.