Qomo QD3300:  XGA Output  :  5X Optical Zoom and 10X Digital Zoom  :  High speed USB 2.0 port  :  Arm and Base have LED lights  :  Two year Parts & Labor warranty

Qomo QD3600: XGA output  :  1.3 megapixel imaging sensor  :  Multimedia switcher and scaler system  :  5X Optical Zoom and 10X Digital Zoom  :  Two year Parts & Labor warranty

Qomo QD3700: 2.0 megapixel image sensor  :  12x Optical, 10x digital zoom  :  Multimedia switching ability  :  Two year Parts & Labor warranty

 Qomo QD600:  XGA Resolution : 16x optical + 8x digital : Full base light with LED side arms : Perfect for the classroom!

Qomo QD1200:  2 year warranty  :  XGA resolution  :  12x optical zoom and 10x digital zoom

Qomo QD6100SX:  High Resolution SXGA/WXGA Document Camera  :  2.0 megapixel CMOS imagining  :  Multi-Media Switching system, Video Scaler and Projector Control  :  High quality precision lens with 10X Optical Zoom  :  2 year warranty