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Instant Mobile & Landline Calls – Visitors can call your phone directly, allowing remote access control from anywhere.
One-Touch Door/Gate Release – Authorize entry remotely by pressing a key on your phone.
Multi-User Compatibility – Store multiple phone numbers for added convenience.
Secure 4G Connectivity – Reliable, landline-free operation ensures consistent performance.
Easy Retrofit Installation – Upgrade existing systems quickly without complex wiring.
Weatherproof & Durable – Designed for outdoor use in all conditions.
Low Running Costs – No additional wiring or intercom handsets required.
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Network: 4G LTE with 2G fallback
Power Supply: 12-24V DC
Outputs: Relay-controlled door/gate release
SIM Support: Standard IoT SIM (optional)
User Capacity: Multiple authorized numbers
Housing: Weatherproof, vandal-resistant enclosure
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GSM Intercom Cloud Software: Remote Management & Access Logs
Remote Management & Access Logs – Monitor entry events and control access remotely.
Multi-Location Control – Manage multiple intercoms from a single cloud-based platform.
Custom Scheduling – Set time-restricted access permissions for security and convenience.
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Every GSM Intercom purchased as part of this promotion comes with a free VoLTE voice SIM card, ready for activation. The SIM is supplied at no cost, but a monthly service plan is required to enable ongoing use. After your purchase, a member of our team will contact you to discuss available SIM plans and whether you would like to activate the SIM immediately or at a later date. This offer is limited to one SIM per customer and is subject to ControlFreq’s promotion terms, available at https://controlfreq.co.uk/terms-of-sale