The Promethean AB378 ActivBoard 378 Pro is 78" display and comes complete with an integrated sound system, Dual-User functionality and a choice of Promethean's ActivInspire Professional Edition or Promethean ActivOffice software. The AB378 ActivBoard 378 Pro is a feature-rich interactive whiteboard that combines color, motion and interactivity with integrated sound and Dual-User functionality. With a durable surface and Dual-User functionality, every employee is encouraged to collaborate and participate. With the AB378 ActivBoard 378 Pro, users can set up presentations quickly and facilitate meetings with ease from the ActivBoard. Integrate multimedia files, while annotating and manipulating content and saving notes digitally to email to the team after the meeting. Integrate sound clips to turn up the volume of lessons and captivate students with clear sounds emanating from built-in speakers and a discrete yet powerful amplifier. The ActivBoard 300 Pro is available as a Fixed, Adjustable, Mount or Mobile System with a choice of extreme short, ultra short or short throw projector.