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Working Principle	Wireless electromagnetic induction
Hardware Platform	PC、laptop
Operation System	Win98/ Me/2000/XP/2003
Transmission Interface	USB / RS-232
Resolution	4096×4096
Positioning Accuracy	0.5MM
Data Transfer Rate	19200bps
Working Method	Control Mode/Writing Mode/Remark Mode
USB Supplies Power	DC 5V 100mA or external 5V from power supply adaptor
Power Consumption	< 5W
Battery lifetime for Electronic Pen	Battery lifetime various from different types of Batteries. 3 months for Alkaline Battery
Working Temperature	-20℃ ～ +55℃

Remark Mode	Able to remark on the screen with various color pens
Board Eraser	Able to erase the remarked handwriting at any time
Rotation	Able to rotate the inserted courseware (pictures) for 360 degrees
Spotlight	Able to show the important parts in the method of high bright
Function	Able to make various function drawings
Shelter Screen	Support shelter screen from top to bottom, and around freely
Soft Keyboard	Able to open the System Soft Keyboard at any time for convenient writing
unlimited screen writring fuction	Able to drag the with board interface to meet the unlimited screen writing function, with the special button, it can quickly return to the initial page for convenient seaching.
Voice and Screen Record	Able to record and save the wring course and voice of teachers
Import and Export of files	Supports the import and export of various data format
Geometry Drawings	Supports the drawings of beeline, round, single arrow, bi-arrow, standard round, quadrangle, equilateral angle, diamond, trapezia
Measurement Tools	Use for demo and measuring the attributes of writing objects conviniently