Hivista Interactive Whiteboard System Only Support Windows PC with Smart Pen for Home Office and ClassroomLong Focus Interactive Whiteboard

How to choose the right portable interactive whiteboard for your projector If your projector is long focus model 3-3.5m: 80″ projection or projection ratio > 1 please choose F-35L. If your projector is short focus model 0.6-1m: 80″ projection or projection ratio <1 please choose F-35S. E-Pen: Movement Detection Technology:LED Light Power:Built-in Lithium Battery Rechargeable Pen Body Dimension:17.5cm length; 1.0-1.7cm diameter Net Weight:25g Material:Plastic OS Required:Microsoft Windows XP Win7 Win8 Win8.1 Win 10. Not Support IOS Processor Type:Intel Pentium or above RAM Size:128 MB Min Hard Drive Space:30 MB Strong adaptability Easy installation Supporting big screen to 150" Intense light-resistant Screen Size / Distance 60" / 5ft 80" / 6.5ft 100" / 8ft 120" / 11ft 150" / 12ft Package: 1 F35L Portable IWB 1 Electronic Pe