Mobile Edge Wireless ExpressCard Presenter Remote Designed To Store In Computer's Expresscard Slot Integrated Laser Pointer Omnidirectional RF Range Of Over 60 Feett Forward, Reverse, Black, White, & Escape Screen Controls Works With Most Presentation Software Designed to store in your computers Express Card slot! Omni-Directional RF Range of over 60 feet Integrated Laser Pointer Forward, Reverse, Black, White and Escape screen controls PC and Mac Compatible and works with most presentation software