【4MP High-Definition Camera】Equipped with a 4MP high-definition lens and dual-light night vision for clear monitoring day and night. 【5-inch HD Touchscreen】Features a 5-inch high-definition touchscreen monitor with a built-in 5200mAh large-capacity lithium battery. 【Solar Powered & WiFi 6】Supports solar charging for eco-friendly operation and WiFi 6 for faster, more stable wireless connections. 【Two-Way Audio】Enables real-time communication with visitors, even when offline through local network functionality. 【Flexible Installation】Compatible with multiple doorbell models and includes a desktop stand for versatile placement options. 【Remote Viewing】Access real-time footage through the mobile app and expand local storage up to 256GB. 【Multi-Device Support】Connects with up to 4 battery-powered cameras simultaneously for comprehensive home security. Specifications: System: Main processor: 1GHz clock speed, 1.5TB high-performance SOC Operating system: Linux Display: 5-inch Resolution: 720 x RGB x 1280 Touchscreen: Not supported Screen off: Automatically turns off when exiting the configuration interface Video: Encoding format: H.264 Maximum resolution: 4 channels, 1920 x 1080 Terminal interconnected wireless doorbell (DH002) & battery camera (DH005) Low-power doorbell: Supported (standard) Battery camera: Supported (optional) Connection method: WiFi: The doorbell or battery camera scans the host's QR code to pair and connect to the host's WiFi Number of terminals: Supports up to 4 terminals, battery cameras Terminal: Type: Low-power battery video doorbell/camera Pixels and resolution: 4M (1920 x 1440) Batteries: 2 x 18650 batteries (5200mA) Rechargeable: Supports rechargeable/5V 1.5A charger Encoding: H.264 PIR: Support time is configurable, default is off. Standby current/standby time: <1mA/over 3 months Doorbell button: Supported Pairing method: Scan the channel QR code on the host or the channel management QR code in the app Audio: Two-way voice Protocol: G711 Speaker: Built-in 1W speaker Microphone: Built-in microphone Function: Supports two-way voice, simplex WiFi: WiFi type: WiFi 6 Standards: IEEE 802.11b/g/n/ax 1T1R Security protocols: WPA, WPA2, WPA3 personal Operating frequency: 2.412-2.484GHz Operation Panel: Keyboard: Soft keyboard/Shift key toggles uppercase and lowercase Function buttons: Silicone rubber keys Local Storage: TF card storage: Supports 128GB Recording standard: MP4 Recording mode: Event recording (e.g., a visitor rings the doorbell, activating the PIR wakes up the camera) Recording resolution: VGA Recording playback: App playback Notifications: Doorbell visitor: Real-time video push notification and support for real-time intercom App notifications Visitor and PIR events can be notified to users via the app. Alert sound: Doorbell ding-dong notification. Application Scenarios: Video doorbell: Receive real-time video feeds to the indoor host upon doorbell ringing, providing premium protection for your family. Security system: A wire-free, portable security system allows security personnel to monitor surrounding conditions at all times. Home surveillance kit: Equipped with a low-power battery-powered camera, eliminating the hassle of wiring. Office visitor system: Convenient for selective visitor access. Others: Power connector: Type C. Operating temperature: -10°C to 50°C Power consumption: 4.5W to 7.5W Operating humidity: 10% to 90% RH