Interactive whiteboard (easyboard-85) 1. The easyboard uses electromagnetic sensoring technology to provide a unique combination of robust construction with pin-point accuracy. 2. A sleek, cordless electric pen enables the high accuracy with pin-point. Precision achieves ía0.05mm. 3. Pet material for board surface, avoiding easy to damage in classroom 4. Powerful intuitive software with great function. Specification: Operation system: Win2000/Xp/Vista/ Mac Transmission interface:rs232-usb Precision:ía0.05mm Band rate:19200 Resolution:8192*8192 Usb power supply:dc5v/100ma Pen battery:1 pc aaa alkaline battery Power: