One Code. Silent Protection. 

When every second matters, asking for help shouldn't put you at greater risk.

The Akuvox Smart Door Phone S535 comes equipped with the Duress Code feature—a discreet, high-level security function designed to protect you in emergency situations without alerting anyone nearby.

🔒 How Duress Code Protects You: ✅ Unlocks the door normally without raising any suspicion.

✅ Instantly sends a silent SOS alert to security personnel or property management.

✅ Requires zero extra hardware—it works seamlessly via a simple firmware upgrade.

✅ Fast & scalable configuration for single homes or large-scale multi-tenant deployments.

Key Features of Akuvox S535 Smart Door Phone 🚀

✨ Advanced Duress Code Protection: Instant silent emergency signaling directly from the keypad.

✨ High-Definition Video & Audio: Crystal-clear 2MP camera with wide viewing angles and noise cancellation for flawless communication.

✨ Multiple Access Control Methods: Supports Face Recognition, RFID card, PIN code, Bluetooth, and Mobile App unlocking.

✨ Sleek & Durable Design: Modern aesthetics with vandal-resistant and weatherproof ratings (IP65/IK08) for long-lasting reliability.

✨ Seamless Smart Integration: Fully compatible with SIP protocols, ONVIF, and modern smart home automation systems.

Because the best security works quietly when you need it most. 🛡️

Upgrade your entry security today with Akuvox!