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2G and the Internet of Things: What You Need to Know
While 2G networks were built with cell phones in mind, this technology has historically been the most popular choice for Internet of Things manufacturers because it has global infrastructure, works well indoors and outdoors, consumes less power, and costs far less than more advanced cellular networks. Most cellular IoT applications currently use 2G.
What Is 3G? Third Generation Cellular Networks Explained
3G networks operate on frequency bands between 400 MHz and 3GHz. While they consume 50 percent more power than 2G networks, they also provide greater spectrum efficiency, making them suitable for a wider range of applications.
What Is GSM? The Global System for Mobile Communication Explained
GSM is currently the most widely used network technology in Internet of Things (IoT) applications for its simplicity, affordability, and accessibility. But that’s likely to change over the next few years.