SriHome DH051+DH002 4MP HD Smart WiFi Video PIR Visual Doorbell Set Feature: 1. 5-inch Mini HD screen with 2.4G WiFi 6 wireless networking support 2. Built-in 5200mAh high-capacity lithium-ion battery for convenient mobility 3. Paired with the SriHome wireless smart video doorbell for video intercom 4. One-touch doorbell wakeup, door view, and real-time intercom 5. Voice-activated call management for hands-free operation; desktop stand included 6. Supports landscape and portrait display, compatible with multiple SriHome video doorbell models 7. Supports independent use with the doorbell on a LAN, ensuring peace of mind during network disconnections 8. Supports app-based remote viewing and configuration, and supports 128GB SD card storage DH051 Parameters: 1. Main Processor: 1GHz, 1.5TB High-Performance SoC 2. Operating System: Linux 3. Display: 5-inch 4. Resolution: 720 x RGB x 1280 5. Screen Off: Automatically turns off the screen upon exiting the configuration interface 6. Video: H.264 encoding format, 4-channel 1920x1080 resolution DH002 Wireless Doorbell Parameters: 1. Pixels & Resolution: 4M 1920x1440 2. Battery: 2 x 18650 batteries 3. Charging Supported5V 1.5A Charger 4. Encoding: H.264 5. PIR: Configurable timer, disabled by default 6. Standby CurrentTime: Less than 1mAOver 3 months 7. Pairing Method: Scan the channel QR code on the host or the channel management QR code in the app 8. Audio: Two-way audio Audio Parameters: 1. Protocol: G711 2. Speaker: Built-in 1-watt speaker 3. Microphone: Built-in microphone 4. Function: Supports two-way voice communication WiFi Parameters: 1. WiFi Type: WiFi 6 2. Standard: IEEE 802.11bgnax 1T1R 3. Security Protocol: WPA, WPA2, WPA3 4. Operating Frequency: 2.412-2.484GHz Local Storage: 1. TF Card Storage: Supports 128GB 2. Recording Standard: MP4 3. Recording Mode: Event Recording (e.g., a visitor ringing the doorbell, activating the PIR wakes up the ca