... ,3G,GPRS,are optional 4ch 3G,GPS mini Car DVR with 3.5inch TFT screen,Car Black box,Vehicle DVR,mini mobile DVR ... realized by cell phone, or PC (software).4ch mini car DVR with 3.5inch TFT screen,support 2.5 SATA HDD interface ... . Can supply power to the camera directly; 8. Embedded CPU and Linux operation system; 9. Data exchange with PC via USB interface;10 ...