... Distance: 10 m5.support IEEE 802.11 b/g/n with WEP WPA/WPA2 EncryptionCatalogue TypeParametersFeaturesView by phoneSupport monitoring via mobile ... ,16,25,36, 64,81-channel , no user limited , centralized monitor, remote record and playback , Skype message alarm, skype telephone alarmSystemOperation ... size16.4*16.3*14mm (L*W*H) PTZ hd wireless ip camera megapixel