Low Price Whiteboard and Interactive Whiteboard, Projector Smart Whiteboard for Teaching

Signal Receiver
Movement Detection	infrared
Active Area(Max projection size)	150 inches
Active Area(Horizontal angle)	33 +/- 2 degrees
Active Area(Vertical angle)	0-30 degrees
Throw Ratio	1.28
Calibration Technology	infrared calibrationing
Active Distance(From projection screen)	3 - 5 m
Connectivity Interface	1 x USB cable(connection distance up to 20 m)
Power Requirement	5 w(from USB port)
Size	lwh:10310380 mm
Power Consumption	5 w
Color	lavender
Weight	177 g
IR Pointer
Movement Detection Technology	led light
Power Requirement	AAA x 2
Trigger Methods of Pointer	button
Pen Body Weight	87g(with battery)
Pointer Extendable Length	417 - 608mm(length),8 - 15mm(diameter)
Net Weight	68 g
IR Pen
Movement Detection Technology	led light
Power Requirement	AAA x 2
Pen Body Dimension	163mm(length),8 - 14mm(diameter)
Pen Weight	60g(with battery)
Net Weight	37 g
System Requirements
OS Required	win7,windows xp,vista
Processor Type	intel pentium
RAM Size	128 mb
Min Hard Drive Space	30 mb