Mobile DVR JG-MDR315(1-ch), JG-MDR325(2-ch), JG-MDR345 (4ch) with both GPS and GPRS function Key Features* Embedded digital video recorder for in-vehicle use* Ultra compact case, extremely low weight, high temperature resistance and vibration resistant most harsh environment for data safety.* High quality MPEG2 compression, 4 levels of video quality, CIF (352x288) to full D1 (704x576) Selectable* ...