1.support Wi-fi function 2. Maximum support 32G MSD/TF Card 3,1/4" Color CMOS Sensor 300k Pixels AK-3816w WIFI 802.11 b/g/n Hot selling point:1. View by phone : Support monitoring via mobile devices on line(such as iOS,Android OS,Symbian OS,WindowsPhone7) Support Mac and windows pc2. Mobile Platform : No need to install software, Multi-screen monitoring and managing by mobile phone,alarming, ...