• Standard H.264 video compression, supports dual stream network transmission• Graphics & Windows OSD interface• Supports pentaplex operation: preview, record, playback, backup, network transmission• Supports D1, HD1 and CIF recording resolution• Supports real-time remote view through 3G network (optional)• GPS information embedded in stream (optional)• Supports time-lapse recording after the car is powered off• Supports recording and displaying the license plate number• Supports HDD overwritten by days• With digital zoom capabilities when previewing the video• With password protection function• Supports PTZ control via built-in RS-485 port• Supports transmitting audio via network• Supports backup and upgrade with USB flash disk & USB hard disk• Supports operating with USB mouse• Stable aluminum alloy structure with shock absorber• Self recovery after power reconnected