Your Reso Shield stays up to date. Free of charge.
Our models include all currently relevant EMF frequencies. When a major technical change comes along – like the 5G network rollout back then – you can send in your Reso Shield and have it updated free of charge.
It’s this easy
Send your device to us – for major technical innovations the update is free of charge; you only pay the shipping costs.
We program your device to the latest standard – including all currently relevant frequencies.
Your Reso Shield comes back to you updated – future-proof for the years ahead.
Not sure whether an update makes sense? Your personal consultant will recommend the best time. Ask now →


The wireless world is changing – and so is your Reso Shield.
New cellular standards, new device generations, new frequency ranges: what is current today may need to be supplemented tomorrow. The update service ensures that your device takes the relevant frequencies into account at any given time – a key advantage over static products.
Frequently asked questions about the update
What does the update cost?
The update is free of charge – you only pay the shipping costs.
How often should I update?
Only when there are major technical changes – e.g. new cellular standards. The Hybrid can be updated once a year.
Does the service apply to all products?
Yes – Plug, Car, Hybrid, Sticker and Amulets are all updatable.
How long does the update take?
Usually a few business days plus shipping time. Feel free to ask us about the current status.