| High stability, high accuracy and low misinformation; | 
| Super storage, 200,000 groups built-in coordinates; | 
| All-weather 24 hours design and position correctly; | 
| GPS frequency:1575.42MHz ±1.023MHz; | 
| Inside and outside double systems GPS receiving antenna; | 
| Warning of a snap of shot-red lights and over speed, Camera speed limit; | 
| Warning of gas station, tunnel, and rest station (option); | 
| Accident often section alerting (option); | 
| Four types of music warning and one type of voice warning (Chinese); | 
| Over speed alert setting (40-120km/h); | 
| Display the status of satellite positioning and all-band radar; | 
| Add/delete coordinate function (most 300 groups); | 
| Display Greenwich time and speed; | 
| Display eight directions of Compass; | 
| Display of camera distance; | 
| Can download data map from network; | 
| Support  power : 5V | 
| CF card design, easy to replace electronic map; | 
| USB port output GPS information, use USB data line to connect PDA or lap computer, facilitate to realize detector function; |