... included basic DVR software safety system/MPEG4 Multi-channel record Intel Pentium III800 TengYuan is a direct ... TV player, HD player, switch, splitter, video capture cards, video converters, and other digital products.In ... from 1 to 30 fps adjustable for each channel.Support multi-channel playback, searching by time/date and recording ... type 4ch usb dvr,usb video easycap,4 channel usb2.0 audio capture