M JPEG compression; support CIF; 4 channel video input & 1 channel video output; USB connection to pc ; Professional software for video playback and storage; File format: AVI and mys; Ntsc/pal selectable; Video lost alarm; Support HDD>500g ; Schedule/motion detection recording; Perfect alarm and operation log are convenient for analysis and detection; Remote power supply for 4 channel cameras; Selectable English & Chinese.
