CUSTOM1-4G | 1-way GSM Intercom w/ VoLTE Audio (custom design)

  • Ideal for branded taxi freephone, help point, business
  • Calls any number (5) on button press
  • Supports the latest mobile voice standard 4G-VoLTE
  • Two way communication with door release
  • Create a custom branded fascia for a professional image!
  • Free design template included

List Price:

£429.00 (excl. VAT)

Product Detail


CUSTOM1-4G | 1-way GSM Intercom w/ VoLTE Audio (custom design)

Highly reliable 1 way GSM intercom...

The CUSTOM1-4G is a highly configurable anti-vandal GSM audio intercom with the ability to fit a custom label to suit any commercial application.

The branded fascia design is particularly useful as a taxi freephone or help point. With appropriate branding or user instruction, the CUSTOM1 is built for the task.

,Configuration is very simple by SMS or using our web configuration / smartphone apps. 

The unit is a robust design with brushed stainless steel fascia and powercoated stainless steel surface backbox. The included external 4G antenna is available in adhesive, magnetic or anti-vandal bolt-through to suit the installation.

The anti-vandal stainless steel call button is designed for long-term reliability unlike many others on the market.

The unit operates on 2G/3G and 4G with a 4G (vo-LTE ready) module onboard for future-proof mobile connectivity.

Door release can be activated from the user's phone keypad during a call and also at any other time by Caller-ID 'free-call', SMS, App, Web-browser or via times preset using the inbuilt 24/7/365 time-clocks (2).

The audio quality is excellent and fully adjustable making it well suited for even the noisiest locations. 

Tried & Trusted 4G Solution Providers

Why ControlFreq?

When you buy ControlFreq, you don't just buy a product – you're investing in the peace of mind that when it really counts, it works – and if you have any issues, we'll be there – any day of the week.  ControlFreq stands for quality & reliability above all else which is why we offer 7-day phone support, advanced replacement & extended warranty for trade buyers.

Mobile-first, always.

We do GSM, only GSM and, some say, the best GSM. Every visitor to ControlFreq brings a challenge. More often than not we have GSM kit off-the-shelf, for next-day delivery, complete with SIM card and, if required, professional setup support. If any level of customisation is required, or you'd like to discuss a specific technical challenge, book a 15 minute 'solution-discovery' call with a solution expert. 

Trade-Focused Support

ControlFreq2.0 is dedicated to helping trade & industry overcome legacy challenges, using the best mobile technology available. We employ tried & trusted hardware, software and experience to deliver products & services our customers  can rely on – and when it really counts, a highly experienced support engineer will be there on the end of the phone, when you need them the most.... Not when our office is open but when help is really needed.

Solution Innovators.

ControlFreq is a solution innovator working with like-minded innovators to create the best outcomes possible.  We've earned our stripes over a 15 year improvement journey developing back-end systems and  professional partners. ControlFreq stands for premium quality, rock-solid reliability and helpful tech support. In 2022, ControlFreq2.0 launches a 4G GSM intercom with a lifetime 'trade' warranty, new concepts in remote alarm monitoring and simple, yet powerful, 4G technology to modernise any access control system in less than an hour.