Function Description
Core Call Function
🚨 One‑Tap Help,Large button, press and hold for 1.5 seconds to trigger – anti‑misoperation design, safe for children and the elderly.
📞 Multiple Number Presets,Stores 1–5 numbers (security / management / emergency) – remote SMS configuration for flexible management.
🔄 Auto Rollover Dialing,If busy or unanswered, automatically calls the next number – ensuring the call for help never fails.
🎤 HD Two‑Way Talk--High‑fidelity speaker + noise‑canceling microphone – clear communication even in noisy environments.
🎧 Remote Monitoring,Management center can actively call the device and auto‑answer – silent listening for quick on‑site situation check.
⏱️ Auto Hang‑Up,Idle for 30 seconds after call ends – saves power and resources, reduces operational burden.
Indoor Protection and Safety Performance
1. Dust and dirt prevention level: The whole machine is IP40 protected, dust-proof, finger touch proof, and daily stain wiping proof, suitable for indoor cleaning and maintenance.
2. Flame retardant and fire-resistant design: The shell is made of V0 level flame retardant material, which does not support combustion or drip when exposed to high temperatures, and complies with public fire safety regulations.
3. Anti violent damage: Thickened shell+embedded buttons, preventing human tapping, pulling, and malicious damage.
4. Anti electromagnetic interference: Onboard anti-interference circuit, suitable for station and supermarket dense electronic equipment environment, without signal noise.
5. Silent operation at room temperature: The equipment has no operating noise, no abnormal noise, and does not disturb the indoor public environment.
