1.Security camera network system ip 2.Full HD 720P 3.Wifi 802.11b/g/ ... microphoneElectret Condenser MicrophoneSimultaneous viewers16AuthenticationID/Password, Admin/User (Up to 64)Network protocols TCP, UDP, IP, ARP, ICMP, DHCP, DNS, HTTP, ... , stand, AC adapter UK/EU/US, setup CD & guide, network cablePC system minimum requirements Operating systemWindows XP, Vista, Windows 7, Windows 8ProcessorIntel ...