1ch USB DVR recording, take picture, make movies all anolog signal tranfer to digital signal. Image capture cardModel:ES-601WD Features:--One channel USB DVR, support recording and capturing--USB 2.0 interface, transmission rate up to 480Mpit/s--Fluency video display, 720×576 image up to 30 f/s--Moving image display up to 1440×1152, built-in microphone