4CH HDD Mobile DVR 

4channel video & audio synchronous real-time recording and playback;

4ch D1@25fps ;Built-in 2.5 inch Sata hard disk, supports maxmum capacity 2Tb; 

3G network ;Built-in GPS module;Built-in G-sensor,Built in 2.4G WIFI (Optional ),External WIFI special interface.

Built-in 1 SD card for backup recording when HDD errors;

can support IP HD camera ;

Applications: 
Taxi,Buses, logistics vehicles, school buses, police cars, trucks, oil trucks