Key Features of BenQ PW40U PointWrite™ Interactive Kit
Technology: Infrared 940 nm
Multi Touch Supported: 10 points
Response time: Max 0.016sec
Refresh Rate: 60 Frames/Sec
Calibration: Auto / Manual
Connection to PC: USB Type A 2.0
Power Supply: 5V, 550 Ma (max), supply from Projector
Power Consumption‎: Max 2.75Watt
USB Cable Distance: Max 15 m (5 m USB cable + Repeater)
Support OS: Windows, Mac OSX
Dimensions (LxWxH): 121 x 36.9 x 24.6 mm
Weight: 53g
Pen Battery type: AAA Battery x2
Pen Dimensions (LxD): 164 x 16 mm
Pen Weight: 27 g (battery excluded)