LampFree Superior Series Casio's Superior Series of LampFree Projectors provides education solutions that deliver outstanding operating performance and convenience that educators will appreciate. From the Superior Series, the XJ-S400UN is compatible with Casio's YW-41 wireless adaptor and offers educators endless possibilities for a modern, streamlined lesson with additional features as part of the Casio Education Solutions package. Using the Moderator Function, teachers can select a presenter from anywhere in a classroom and project their PC onto the screen. Data, classwork and presentations from students' devices can be shared via a wireless connection with ease, ensuring that they stay engaged during lessons.