WPA Wireless Wi-Fi Internet PTZ Dual Audio Built-in Microphone IP Camera CPUOperation systemEmbedded ... , message, etc. alarmSystemSystem requirementMicrosoft Win98 SE/ME/2000/XP, Vista, Internet Explorer 5.0, NET4.5 or aboveFeaturesSecurity SettingsSupports two-level ... Bracket> 2x Screws> 1x English Manual WPA Wireless Wi-Fi Internet PTZ Dual Audio Built-in Microphone IP Camera