Feature 1 720P HD Video and 2 Way Sound: When the smart doorbell is pressed or detects movement, it will send a real time notification to your phone. On demand video See, hear the doorbell and talk to visitors right from your smartphone. 166 wide angle lens and 720P HD video. 2 2.4GHz WiFi Connection: This wireless doorbell WiFi smart doorbell only supports 2.4GHz WiFi connection, not 5G. Includes battery doorbell and doorbell device, no need to buy additional batteries, so there is also a reminder bell in the room that can be used as a dog doorbell. 3 Passive Motion Detection: Built in PIR motion detection function. Motion detection sensitivity can be set as required. In crowded environments, it is recommended to set "Motion Detection Sensitivity". Reduce the frequency of device wakeups and notifications to prolong battery life and avoid excessive distractions. 4 Day and Night Mode: The home wireless doorbell can automatically switch the day and night mode, and cooperate with the IR LED operation, even in the dark environment, you can get a clear vision and ensure the safety of the house. Additional customizations can be made in the app to make your life easier and smarter. 5 Wireless Connectivity and 2 Way Voice: With long range WiFi connectivity and two way sound with noise cancelling microphones, you can see and talk to people at your door. It also supports multiple family members to understand the front door dynamics online at the same time in the APP.Item Type: Smart WIFI Video DoorbellModel: V5Material: ABSColour: BlackBattery Type: 3 x 18650 Dry Cells (Not Included)Features: Wireless Connection, Ultra Low Power Consumption, Remote Active Wake Up, Fast StartupUses: Guests Can Make Video and Voice Calls and Make Short Term Video Recordings, and the Host Can Know the Information Without Opening the DoorWake Up Mode: Doorbell Button Wake Up, PIR Human Body Detection Wake Up, Mobile Phone Active Wake UpResolution: 720PInstallation Method: Door Wall Hanging InstallationSuper Performance in One:1. Multi User Sharing, Support Up to 8 Users to Watch2. PIR Motion Sensor Alarm, Providing Real Time Information to Your Mobile App3. Two Way Voice Function, Real Time Call4. Night Vision So You Can Work All Day5. IP65 Waterproof, Suitable for Harsh Environment6.166 Degree Wide Angle Viewing Angle7. Easy to Install Package List1 x Smart Doorbell1 x Double Sided Viscose8 x Screw5 x Screw Sleeve1 x ManualNote1. This wireless doorbell camera can only connect to 2.4GHz network, not 5GHz network.2. Keep the doorbell within range of the router. Thick or insulated doors can reduce wifi signal strength even if your router is nearby.3. When entering the product password, please check whether the password is correct, otherwise the device cannot connect to wifi and cannot be used normally.4. Please fully charge the battery for 5 hours before installation. Low power consumption may affect the functionality of the video doorbell.5. There is an insulating sheet on the doorbell battery cover. Please remove it before use. Otherwise, the camera will not wake up.6. The video doorbell can only be connected to the APP of one electronic device. If you want to use the doorbell on multiple devices at the same time, you'll need two separate accounts, then just add friends to make it happen.7. If there is no push message, please check whether the notification permission of the mobile phone and software is enabled.