We often hear about signal repeaters as a solution to the problem of poor reception on smartphones inside buildings, but even more often we fall into uncertainty about the operation and credibility of such equipment. What are we talking about? Let's find out together!

How does a GSM repeater work? Why an outdoor antenna and an indoor antenna? What is a GSM repeater, antenna or splitter? In this article, find out the working principle of our repeater kits: it's as simple as that!