The NEW RemotePoint Ruby Professional Presenter is a serious meat & potatoes presentation remote with large slide controls, red laser pointer, screen blank button and a 75 range. It's sleek soft-touch case disappears in your hand. With no learning curve, Ruby Pro just works--every time (Windows & OS X ). o Bright Red Laser Pointer o Large Slide Controls o Slide Blank Switch o Sleek Soft-Touch Case o Plug & Play -- No Learning Curve o PowerPoint & Keynote compatible o 75 Wireless Range o Windows & OS X