Alarm.com ADC-VDB780B Wireless Video Doorbell
 
 
Description
The ADC-VDB780B is a completely wireless, battery-powered video doorbell designed for flexible installation without the need for existing doorbell wiring. It delivers 1080p HD video, two-way audio, and intelligent alerts through the Alarm.com platform, making it a practical solution for homes where wired doorbells are not available or convenient.
With built-in video analytics for person detection and a wide field of view, the VDB780B provides reliable front-door awareness while minimizing unnecessary notifications. Its rechargeable battery is optimized for long life, and the device connects over Wi-Fi to a compatible Alarm.com Smart Chime or gateway for full functionality.
 
Key Features
1080p HD video resolution
Completely wireless, battery-powered installation
Rechargeable battery with up to ~6 months runtime (usage dependent)
Intelligent video analytics with person detection
Two-way audio communication through mobile app
Wide-angle viewing (160° horizontal field of view)
Infrared night vision for low-light visibility
Flexible installation without existing wiring or chime
 
Specifications
Resolution: 1920 × 1080 (Full HD)
Field of View: 160° (H), 90° (V), 175° (D)
Image Sensor: 2.12 MP (Sony IMX323)
Night Vision: IR, up to ~15 ft (5 m)
Compression: H.264
Connectivity: Wi-Fi (2.4 GHz, 802.11 b/g/n)
Power: Rechargeable battery (micro-USB charging)
Environmental Rating: IP66
Operating Temperature: -20°C to 50°C
Important Notes
Requires connection to an Alarm.com Smart Chime (ADC-W115C) or compatible gateway
Does not support onboard recording
Uses video analytics (not traditional motion detection)
 
Compatibility
Fully compatible with Alarm.com systems