Dahua Technology – Leading video surveillance product and solution provider in IP camera, NVR, HD cctv camera, Analog, PTZ and other vertical solutions.
> 7" TFT screen > Video intercom function: Unlock, voice call, video call, volume adjustment, doorway monitoring > System Capacity：2 door stations + 3 indoor monitors > Multiple bell sounds > Support digital wide dynamic range (DWDR) > Take snapshots
