Smart Wireless Doorbell WiFi HD Camera Video Phone Intercom Smart Security IntercomProduct description:Two-way audio with real-time video] The video doorbell has a 166 wide-angle lens through the APP, which is compatible with IOS and Android. With the 2-channel audio function, you can respond in real time and talk directly with the other party. This wifi video doorbell adopts ultra-low power consumption technology and can work for more than 2 to 5 months in standby mode. 100% wireless use, no wiring is required when working, eliminating the trouble of cables and wiring troubles.Note: This doorbell supports 2.4Ghz WiFi, not 5Ghz WiFi.[Day and night intelligent passive infrared detection] Security cameras with passive infrared detectors will sound an alarm when they detect someone outside the door. (You can choose between low, medium and high sensitivity within 15 feet) It is also equipped with a night vision sensor to ensure that you can settle in day and night.[IP65-waterproof & easy to install] The video doorbell is made of high-quality materials and craftsmanship, has passed the IP65 test, and can withstand rain and snow.The doorbell can be easily installed by matching the Aiwit APP, and the mounting bracket can be fixed with screws.