Elevate your entrance security with the Ajax DoorBell 4MP Smart Video Doorbell (66393.125.GR1) in stylish grey – a professional wireless video doorbell featuring a 4MP HDR camera for crisp 2560×1440 resolution footage. Advanced built-in AI classifies humans, vehicles, and pets accurately, while the PIR motion sensor minimizes false alerts for reliable notifications.

Capture clear views day or night with 6m IR illumination, enjoy seamless two-way audio with noise suppression and echo cancellation, and benefit from a wide 155° horizontal field of view. Primary 2.4GHz Wi-Fi connectivity with Jeweller/Wings fallback (via Ajax hub) ensures uninterrupted operation up to 500m line-of-sight.

Robust IP54 weather resistance and a built-in backup battery protect against outages. Integrate with Ajax NVR or cloud storage, and control via the Ajax app for live streaming and alerts. Available in multiple colors, the grey variant blends perfectly with modern facades – ideal for Ajax-integrated homes or businesses seeking discreet, intelligent front-door protection.