The new LincX2PRO DB6I-CAN 5MP WiFi video doorbell provides 5MP high resolution video and two way audio communication. Built in motion detection with 'human detection' reduces false motion alarms.  Infrared night vision plus a white light LED for visual deterrance or colour viewing.
This doorbell device is compatible with Dahua NVRs; Dahua X5, X7, and X82 Series HDCVI DVRs, and with the DMSS mobile application.
DAHUA DB6I-CAN (Black) 5MP LincX2Pro WiFi Video Doorbell:
1/2.7-in. 5 MP Progressive-scan CMOS Sensor
Dual-band WiFi, IEEE802.11a/b/g/n/ac, 2.4 GHz and 5 GHz options
H.265 and H.264 Dual Video Compression
2560 x 1920 at 15 fps Maximum Resolution
2.2 mm Fixed Lens
Viewing angle:  horizontal 124 deg, vertical 92 deg
Built-in Microphone and Speaker for Real-time Communication
Motion Detection with Human Detection
Built-in White-light Illuminator for Visual Deterrence
Maximum IR LED Length 5.0 m (16.50 ft)