... .Auto restore 3.sealed design 4.32G SD card,3days storage 32GB SD Card 4 Channel H.264 Car DVR Recorder ... .264,having 3levels image for option(CIF,HD1,D1).4),In the vedio, can add date,clock,car number ... 264Video Input(Composite video signal 1 Vp-p 75Ω BNC)4 channelsVideo Output (BNC/VGA)1CH vedio output Audio Input ... to recording after re-powered 32GB SD Card 4 Channel H.264 Car DVR Recorder AK-6104S