Jovision JVS-H411 CCTV Security HD Surveillance IP camera:
It has built-in mic and speaker support two-way talk, configure device through wired / wireless network, support horizontal and vertical PTZ control viewing angle freely, support soundwave and wire configuration, support multiple RS433 alarming methods / magnetic door / bracelet, support high/standard/low definition switch, support 64G local storage, record file format MP4