Ajax DoorBell — professional 4 MP smart video doorbell

• 4 MP HDR camera (up to 2688 × 1520 px) with wide field of view (H 155° / V 90°) and Smart IR for night visibility up to ~6 m.
• Built‑in AI object recognition distinguishes people, pets and vehicles to reduce false alarms.
• Integrated PIR motion sensor (detection up to ~4 m; 3 sensitivity levels) plus software frame analysis.
• Two‑way audio with G.722 codec, noise suppression and echo cancellation for clear communication.
• Primary connectivity via Wi‑Fi (2.4 GHz); when paired with an Ajax hub the device can use Jeweller/Wings radio as fallback.
• Flexible power: wired 12–24 V DC or 16–24 V AC with built‑in rechargeable Li‑ion backup battery (600 mAh) and BellKit for wired chime integration.
• Robust security: mTLS encryption, secure boot, OTA firmware signature verification, tamper alarm and SmartBracket mounting with holding screw.
• Weather rated for outdoor use (IP54). Includes DoorBell, SmartBracket, two wedge brackets, BellKit and installation kit.

Use cases: ideal for professional smart‑home or commercial security installations requiring high‑quality live view, accurate object detection and integration with Ajax alarm systems. Useful for installers and DIY users who require clear wiring guidance — refer to the user manual for wiring, chime compatibility and installation instructions.

Compliance & safety: Refer to the supplied Ajax DoorBell datasheet and user manual for regional compliance marks (CE/UKCA) and detailed safety/wiring instructions. Install in accordance with local electrical regulations and the manufacturer manual. For outdoor installations, ensure IP54 compatibility with your mounting location.