Adjustable lens to manually control the clarity of image Camera lens: 1/3" CMOS lens Picture format 640*480 to 350k pixles. 480k :600h*800w Frames per sec: a)30 ftps 640*480 ,,for 480k pixles:600*800@ftps Focus distance: 3cm ~ infinity (VGA) Viewing angle: 62diagonal Brightness: auto-detect Exposed control: auto-detect Operating system: Windows 98 / 2000 / ME / XP I/O Interface: USB 1.1 full speed Image format: RGB 24 Power consumption (full run): 260mw typical (VGA)