A design of cutting-edge technologies and unmatched features, TH-SP20D is a fully featured interactive whiteboard system that transforms any standard dry wipe whiteboard, flat surface or plasma screen into an interactive whiteboard. Its unrivalled feature lies in the unique Optical Position Detecting Technology which requires no signal receiver device to be attached onto the projection screen/surface. A true plug and play solution!

Feartures:
1. Operate and write on projection screen directly, free from mouse and keyboard

2. Support projection screen of any size up to an amazing 150

3. Extendable pointer E-Pen from 36cm up to 1.2m, meet all kinds of demands of teaching

4. Hi-resolution, superior stability, no drawing jagged and flip

5. USB to RJ45 connection interfaces provided, support long-distance cable installation up to 40m
Connect signal receiver to PC by USB to RJ45, for long-distance communication needs you can choose extended line up to 40m.

Specification:

Whiteboard Type: Interactive electronic whiteboard

Operating Principle: Infrared image processing position tracking

Active Area: Max 150 inch

Applied To: Any material including soft screen and white wall

Aspect Ratio: 4: 3, 16: 9

Communication Interface: MINI USB, RJ45

Communication Distance: Longest effective communication distance 40m
Power Consumption: Less than 1W

Response Time: Less than 40ms(it depends on computer)

Pointer E-pen Light Emitted: Infrared

Pointer E-pen Buttons: 1 button

Pointer E-pen Length: 36cm, extendable up to 65cm

Battery Required: AA battery

OS Required: Windows 2000/XP/Vista/7, Linux, MAC OS X.