See also:

Screen adjustment
You can adjust the contrast, brightness, color and tone of the screen. You can also turn the display off, and change the screen to either day or night mode. Contrast, brightness, color and tone adj ...

Foot print map
For the area which is covered by the foot print map (Some areas in the following cities: Detroit, Chicago, N.Y., L.A), you can switch to the foot print map on a scale of 75 feet (25 m). To switch ...

Open source license
This product uses the following open source software. · T-Kernel This Product uses the Source Code of T-Kernel under T-License granted by the T-Engine Forum (www.t-engine.org). · C Library ...