... 3,Support a 2TB HDD, with VGA, RS485, mouse 4CH H.264 Full D1 DVR FeaturesWith H.264 High efficiency Video CompressionSupport ... , support IE review and CMS(can manager over 500 units DVR)With Chinese, Russian, English, Italian, Portuguese, Spanish, …….. , Arabic 25 ... DDNS Support VGA High Definition output (1280 * 1024), support widescreen LCD(1440*900)With RS485, support PTZ control. Model SA-2004VMain ...