Notice      1, Please use our original car charger instead of USB cable, car charger can make sure provide enough voltage to work, the built-in battery capacity is small, just used for few seconds delayed shutdown (G-sensor function)      2,  Its important to use Original memorry Card 16GB/32GB C10.the dvr only support Original SD Card quality & 12288;Do not insert the memory card when the dvr turns on; format the memory card before using.      3. This is DVR Camera with Radar detector its Russian version. but don't have Enlish version.      4. As Radar detector there're many different reasons cause problem, like different local frequency, or sensing chip and some other objective reasons, so we can not make sure the radar will work in every area.                            General                                      Model             VGR-2                           Quantity             1Set                           Material             Composite materials                           Form Color             Black                           Specification             Car detector +GPS Logger +Car dvr camera                           function             Radar Detection , Laser Detection , Fixed Speed Detection , Flow Speed Detection , Safety Alert                           Detection Mode             Autoscan                           Support Band             x, k, o,, laser, vg - 2                           Screen Size             2.