What functions does the 4G door opening controller have? Zhuhai Daegen Electronics Explanation

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Author : DAEGEN
Update time : 2026-03-21 17:42:30

Zhuhai Daegen Electronics GSM access control device supports remote control via authorized phone numbers when receiving calls. It enables free calls for opening or closing the door, without any distance limitations, and can be operated at any time and place. The device automatically answers calls from authorized numbers and performs the opening/closing action upon the first ring. Users can add or delete authorized users via text messages, with a maximum of 200 authorized phone numbers that can be configured. An effective time period can also be set. No additional remote controllers or physical buttons are required for different users.

The device uses the call display recognition function to automatically ignore calls from unknown numbers, ensuring security. After the relay action, a text message confirmation will be sent to the device owner or the authorized caller, and the confirmation content can be customized and edited by the user. The operation status is clearly visible.


Remote Control

Authorized call-based on/off, global available

No distance limits, no network wiring,

Free Call Trigger

Auto-answer + 1st ring trigger, no call fees

Zero extra communication cost, hassle-free operation

User Management

SMS add/delete numbers, 200-capacity

Scalable for families/businesses, no hardware replacement needed

Security Filter

Caller ID recognition, ignore unknown calls

Anti-illegal access, safe for residential/commercial use

Time-Period Control

Set valid time windows for each user

Fine-grained permission management, precise time restriction

SMS Confirmation

Customizable action feedback alerts

Real-time status tracking, transparent operation records

 

Core Control Functions

Remote On/Off Control: Remotely open/close the door via calls from authorized numbers, with no distance limitationoperable globally anytime, anywhere.

Free Call Trigger: The device automatically answers calls from authorized numbers and executes the on/off action on the first ring; the call itself incurs no charges, eliminating extra communication costs.

No Extra Hardware Required: No need to provide remote controls, physical buttons or access cards for users; operations can be completed solely via mobile phone, simplifying access management.

User Management Functions

Authorized Number Management: Supports adding/deleting authorized users via SMS commands, with a maximum of 200 authorized phone numbers configurable, suitable for large-scale access scenarios.

Time Period Permission Control: Valid usage time periods can be set for each authorized number, enabling fine-grained permission management to restrict access to specific time windows.

Caller ID Filtering: Built-in caller ID function automatically identifies and ignores unknown/unauthorized calls, effectively preventing illegal access and ensuring door access security.

Notification & Feedback Functions

Action Confirmation Notification: After the relay performs the on/off action, an SMS confirmation will be sent to the device owner or authorized caller, keeping you informed of access status in real time.

Customizable Confirmation Content: The content of the confirmation SMS can be freely edited by the user for personalized status feedback, adapting to different management needs.

Key Product Advantages

Cost-Effective & Convenient: No monthly fees, no network dependency, no need for complex wiring or additional access control hardware; just a standard SIM card to get started.

High Security & Reliability: Caller ID filtering and authorized number management prevent unauthorized access; stable relay operation ensures consistent access control performance.

Flexible Scalability: Supports up to 200 authorized users and time-period permissions, ideal for home, small businesses, rental properties, and industrial sites.

Easy Setup & Operation: Intuitive SMS-based configuration allows quick setup without professional technical knowledge; mobile phone-based control makes access management hassle-free.

 Important Notes (for Compliance)

The device requires a user-provided SIM card. SMS notification fees are charged by the mobile operator, while the call-triggered action itself is free.

Initial setup requires SIM card installation, authorized number configuration, and SMS command setup.

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