4ch USB DVR Card DVR Type4 Ch USB DVR CardInput TypeRCAVideo Input4 ChAudio Input2 Ch Audio on board,1 ch PC AudioVidep Output1Ch VGA Video Output via PCVideo FormatPAL/NTSCDisplay Rate100fps(PAL).120(NTSC)Recording Rate100fps(PAL).120(NTSC)Compression FormatMPEG-4Video Resolution704x576,352x288(PAL)640x480,320x240(NTSC)Recorder MediaHDD,USB Disk,ZIP,CD-R/W via PCRecorder ModeMotion/Sensor/ ...