Keep your house or business secure with the samsung sdh b74041 full hd video security system the 8 channel dvr allows you to monitor up to 4 locations inside and outside of your residential or commercial property with the free samsung wiseview application you can keep a close watch on your home or business anytime from anywhere in the world on your smartphonetablet or computerlaptop the 1080p full hd cameras have you covered day and night providing night vision up to 130ft in ambient lig