... every home can afford Features 1. Build-in DVR system, Plug-and-record.2. Record all the ... RequirementsSystem Configurationmicrosoft win98 SE/ME/2000/XP/vista/win7 other systemsScopeOccasionFamilies, businesses, supermarkets, warehouses, meeting records, ... records, driving records, applications, offices, schools and other public facilities need to monitor.OtherMaterialPlastic casePower SupplyDC5v/ ...