... 55°CStore Temperature-25°C~70°COperating SystemWindows XP/ VISTA/ Windows 7, Mac, OSX, LinuxAccessories2 Electronic Pens, USB-RJ45 cable ... YearsOSOTO Software Offers:Spotlight tool;Image Capture;Screen Recorder;Wrap Screen;On-Screen;Keyboard;Timer/Clock;Protractor;30-60 Triangle ... Flat Pen, Texture Pen, Transparent Pen, Magic Pen. Electric projector screen,interactive whiteboard,PH-1500-101S