1,4CH CMS H.264 DVR Recorder CCTV 2,With total 100fps support ... 3,Support a 2TB HDD, with VGA, RS485, mouse 4CH CMS H.264 DVR Recorder CCTV FeaturesWith H.264 High efficiency ... , mouse, backup, burning, upgradeStrong Network server, support IE review and CMS(can manager over 500 units DVR)With Chinese, Russian, English ... x 220mm x 45mm(W*D*H)Weight3.5kg 4CH CMS H.264 DVR Recorder CCTV