HD 1080P Smart WiFi Video Doorbell IP Camera Visual Intercom With Chime Night Vision IP Door Bell Wireless Security Camera

Specification: Model: M2 Sensor: 1/4 "CMOS Lens: 1.7mm lens Angle of view: horizontal 130 degree, diagonal 170 degree. Infrared distance: 5 meters: 850nm PIR sensor: support Motion detection: support Wireless network: 2.4 gallons Network protocol: TCP / IP, HTTP / TCP, UDP, SMTP, P2P Wireless network: 802.11b / g / n Wake up: support Materials: Plastics and metals