1/2.7 inch HD CMOS image sensor All plastic waterproof 2.5 inches Color smart night vision Standard 4mm lens, optional 6mm, 8mm lens Support TF card local storage, maximum support capacity 128G 6 preset positions can be set, automatic cruise can be set 2 5DB rod-shaped conjoined WIFI antennas Multiple AI smart alarm modes: humanoid detection, cross-line detection, cross-border detection, motion detection Intelligent mobile tracking Alibaba Cloud P2P smart platform, mobile phone remote monitoring in seconds Two-way voice intercom, telephone mode and intercom mode are optional