kinchung

no every one know the answer

please gv me the answer.....thanks a lot

every one help me......

same one help me

hi,if the dvr avc760 recording buy cif mode with 500gb ，6ch ，how long can recording the video？becouse i view in web site is can recording 90day ,but i just wan know the really answer...and what is the motion mode？the dvr wil auto backup or manual backup....pleases help me and answer me thanks a lot