... authorized by SGS CSTC Digital Visualizer (Document Camera C3 Digital Type)- CE/UL/CSA authorized by SGS CSTC- Lens: F1.6 ... Lamp: CCFL back light board 4W, Assistant Lamp: 8Wx2- Image/text: Convertible- Image Freeze/mirror: Yes - Positive/Negative: Convertible - B&W ... /Color: Convertible- Head Rotation: Up/Down:180 degree- Input: Audio, Video, VGA, MIC, RS-232- Output: Audio, Video, VGA ...