IR Cut Filter - Help to produce accurate color images by blocking the transmission of the infrared light while passing the visible light. * Motion Detection with Email/FTP Alarm - When any behavior is detected, the alarm system will be triggered and then send you the notification email with screenshots attachment, and upload video clips & images to your FTP server. * Wifi Connection - Support 802.1b/g/n Wifi connection protocol, which has full compatibility with your router. The camera could be moved wherever your Wifi signal is accessible. Ethernet cable is not a necessity. * Remote Access - You can access the camera from remote location by Internet. The free DDNS service is provided permanently. You can also use your private DDNS service. * Two-way Audio - Support interactive communication between the camera and monitoring site. An external speaker is needed if you want to talk with the people under surveillance; Night Vision - 10 infrared LEDs deliver up to 8m (26ft) of night vision for effective 24/7 performance.