Connected doorbell and videophone -Wireless Doorbell Chime System Kits compatible with iOS and Android Visualization and communication via App Highlights generic brand Wireless Doorbell Chime System Kits compatible with iOS and Android Visualization and communication via App Description: Real-time two-way audio: Through an app compatible with iOS and Android, you can talk with guests outside the door anytime and anywhere, or you can monitor your home remotely and watch real-time videos on your mobile phone anytime. Infrared Night Vision: It is equipped with infrared sensors, the lens can take photos and record videos day and night. Moving object detection: Enable motion detection, and the device will automatically transmit the information to the user's mobile phone to realize the alarm function. Support WiFi, support two-way talk, support PIR detection. Support image capture and video recording function. specification: Color: silver Material: ABS Doorbell: 18.7x10.5x4.4cm Doorbell ring: 9.5x9.5x7cm TF card: Max 32GB (not included) Night vision: 6 infrared lights Stream/resolution: Dual stream/720P Features: built-in microphone / speaker Alarm function: support Use environment: family, shops, offices, villas, communities, apartments, suites, warehouses Pixels: 2.0 million (dpi) Resolution: 1280 * 720 Angle of vision: 166 degree Battery: 2 x 18650 battery (battery is not included) Effective distance: 100m / 328ft Style: wall mounted Image sensor: CMOS LED: 6pcs 850 LED beads Package includes: 1x WIFI Smart video doorbell Home (battery not included) 1x American chime Note: Transition: 1cm=10mm=0.39inch Please allow slight 0-1cm difference due to manual measurement. Colors may appear different depending on the light and how the listing is displayed. Thank you for your understanding and attention. I wish you a pleasant shopping experience!