... are optional 4ch 3G,GPS mini Car DVR with 3.5inch TFT screen,Car Black box,Vehicle DVR,mini mobile ... channels). It is a real-time, high-definition, low power-consumption and easy-operation professional vehicle DVR with ... Users can view them through a TV or a monitor any time, or they can copy the video from ... , or PC (software).4ch mini car DVR with 3.5inch TFT screen,support 2.5 SATA HDD interface,4 CH ...