Features: Private Wireless Signal Connection (Non-WiFi) Utilizes secure 2.4G RF protocol instead of WiFi. This avoids connectivity issues and greatly reduces risks of unauthorized access or interference. Wide-Angle 4.3-Inch IPS Display Offers crystal-clear real-time monitoring. See visitors from any angle with minimal color distortion. Built-in night vision ensures visibility in complete darkness. Emergency Battery Backup While the screen must stay plugged into power for normal use, both the doorbell (800mAh) and monitor (400mAh) have emergency battery support to keep working in short outages. .
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