... . 5, audio: WAV and MP3 formats selectable recording. 6 settings: adjust camera brightness, contrast, hue, saturation, sharpness, and gray value.7, Play: ... users to meet customer needs. 6 by the end of hassel Vimicro chips, the user during use requiring no drivers, plug and play, ... . Gray knob can rotate the object in focus. T21 camera offers users a free driver patches, as well as two very user- ...