AJAX Doorbell-4 White

Features of Ajax Doorbell 4 Smart Video Intercom White

Advanced Edge AI Recognition and 4MP Ultra-HD Resolution

Redefine your front door control with unprecedented analytical and visual excellence. The White Ajax Doorbell captures high-definition footage utilizing its 4 Megapixel sensor at 25 FPS, enhanced by a generous 155° horizontal field of view and dynamic HDR processing. The device features integrated AI object recognition algorithms that evaluate the scene on-site, instantly distinguishing between humans, pets, and vehicles to secure relevant event tracking while keeping notification spam away from your smartphone.

Redundant Wireless Architecture with Jeweller and Wings Backup

Experience commercial-grade reliability in residential security engineering. For fast, high-speed video streaming, the intercom relies on 2.4 GHz Wi-Fi optimized through JetSparrow technology, utilizing P2P data exchange with mTLS encryption. Should your local Wi-Fi experience an outage or intentional jamming, the device remains fully operational, seamlessly switching data pathways to transmit alarms and image confirmations through Ajax's proprietary secure radio protocols: Jeweller and Wings.

Premium Two-Way Audio Matrix and High-Precision PIR Sensor

Communicate with your visitors with absolute vocal clarity, regardless of loud street traffic or windy weather. The intercom incorporates a premium two-way audio system powered by a strong 1.5 W (85 dB) loudspeaker and an integrated microphone with echo cancellation using the G722 codec. Additionally, it features a physical PIR motion sensor with a 4-meter range and 120° horizontal span, whose sensitivity can be easily configured in three levels via the Ajax app.

IP54 Weatherproofing and Triple Physical Protection Layout

Engineered precisely to endure the most challenging outdoor climates effortlessly. Its sleek white outer shell boasts an IP54 weatherproof certification, operating flawlessly in extreme environments from -25 °C up to +60 °C due to a smart built-in automatic heating system for winter days. Powered by 12–24 V DC or 16–24 V AC, the hardware carries an internal 600 mAh Li-Ion rechargeable backup battery providing up to 2 hours of standalone life, locked tightly by an anti-tamper switch and a physical security screw.