Built-in web server use one port to send all the data users can facilitates network setting; Supports ONVIF and RTSP protocol easy to integrate it to NVR or large client software; Supports WPS / QSS function; Supports resolution for 1280 x 720 / 640 x 360 / 320 x 180; Supports 4 ways view in a video stream; Supports two-way intercom function and G.711 and G.726 audio encoding; Supports 3 kinds of H.264 video stream and 1 way MJPEG video stream simultaneously suitable for local Internet and cross-platform view;Supports 802.11b/g/n protocol build-in Wi-Fi module to perform wireless monitoring; Supports max. 32GB SD / TF card for storing the alarm video and pictures timing snapshot and recording; Supports multi-languages web interface; Supports 1/4/9 split screen to perform several view at same time; Manufacturer puts a label of DDNS at the bottom of each IP Camera; When IP Camera is connected to the internet this URL can be used to visit the device; Provides free client software; Support multi-view long time recording video replay etc.; Provides free software viewed by mobile phone