... /XP/Vista CIF Software dvr cardDVR CardComputer capture cardNone realtime recording dvr cardH.264 Optimized, Techwell 6805 Chip16CH Video Input & ... Friendly Graphical InterfaceFree Software UpgradeableCompatible with Windows2000/XP/Vista2PCS Techwell 6805 Cards in one system to build 32chBasic functions: ... to build 32 channel monitoring, can insert other Techwell 6805 cards, say DS-6104B, DS-6204B, DS- ...