bus stops auto announcer

intruduction:
1.Use GPS technology,without manual operation,sharing the driver labor intensity,safe operation.
2.5HZ GPS technology and external antenna GMOUSE,signal stronger,more accurate position.
3.Support U-disk upload/download data and automatically detects and update the U disk data.
4.Support set station coordinates,trigger distance and drive direction on Google Earth,do not need Collect points.
5.Electromagnetic interference(EMI) multi-barrier treatment,especially adapted buses loaded gasoline.
6.Each speaker inside and outside the vehicle to support 15W digital amplifier,reducing audio effects,playing without distortion.
7.Support wide range work voltage 10-30V DV.

8.2.4-inch TFT high-definition color screen
9.Have the whole point timekeeping function.
10.With XML file export capabilities.
11.Support GPS information display.
bus stops auto announcer