... available 4.CIF,HD1,D1 resolution up to H.264 wireless 3G vehicle DVRIntroduction1,Support 4CH video,CIF,HD1,D1 resolution ... other data in the video.3,Built-in GPS,3G wireless communication module,which achieve global positioning and real-time transmission ... ,Support all kinds of alarms: equipment malfunction alarm, high and low speed alarm, manual button alarm and so on.8. Fully enclosed structure ...