Thanks to the network connection, this doorbell can do a lot more than just bell. This smart doorbell is equipped with live video interactions, two-way audio for communication with people at your front door, and night vision and motion detection to secure your home for more than just daytime. Moreover, it also supports Google assistant and Amazon Alexa. You can use a video doorbell to answer your door without actually opening it and coming face-to-face with whoever is waiting. Make your life safe and convenient. Two-Way Audio & Motion Detection: The built-in microphone and speaker system provides two-way high-fidelity conversation all the time. As long as your phone is connected to network, you can have a real-time video call with someone at your door no matter where you are.Besides, you will receive push notifications in real time once the built-in PIR sensor detects motion. 1080P Full HD & Night Vision: The 1080P camera is equipped with 6 pcs infrared light, which is able to provide HD videos with a great amount of details regardless of ambient light and weather conditions. With a field of vision of 155 degrees, it can capture more of what\'s going in front of the door. It can serve as important evidence when a thief breaks into your house. Easy Installation & IP54 Waterproof: It comes with screws and adhesive for easier installation. The whole installation process can be done within 5mins. Besides, this doorbell reaches IP54 waterproof, safe to use in rainy days. Multi-user Function & Voice Control: You can share the camera with 3 people but only one person is allowed to have a voice call online. This doorbell supports both 32Gb memory card and cloud storage. The first month cloud storage is for free. You can also upgrade your smart home security system by connecting your smart doorbell to Amazon Alexa or Google Assistant. Long Standby: The standby time is up to 90 days long after being fully charged. No need to charge the bell frequently. Wireless design says no to a tangle of wires. Brand: iMounTEK Product Type: Smart Doorbell Color: Black Material: ABS Viewing Angle: 155° Night Vision: 6Pcs x 850nm Infrared Fill-light Night Vision Range: 10m/32.8ft Resolution: 1080P Frame Rate: 15fps Built-in Speaker: 8Ω1Ｗ SNR: ≥39dB Waterproof Rate: IP54 Battery: 2x3.7V 2200MA Lithium Input: DC5V/1A Charging Time: 8-10Hrs Standby Time: 3Months Memory Card(not included) Storage: Maximum 32Gb Bell Songs: 48 Songs Doorbell Size(with bracket): 14.6x5x3.7cm/5.75x2x1.46in Doorbell Weight(with bracket): 216g/0.48lbs Chime Size: 7x5x3.2cm/2.76x2x1.26in Chime Weight: 48g/0.11lbs Charging Cable Length: 64cm/25in Package Size: 21x9x8cm/8.27x3.54x3.15in Package Weight: 370g/0.82 lbs 1 x Smart Doorbell 1 x Chime 1 x Charging Cable 1 x Accessory Bag 1 x Adhesive 1 x Bracket 2 x Batteries 1 x User Manual