SARA-R4/N4 is among the world’s smallest LTE Cat M1/NB1 multimode modules with global support for IoT / M2M applications and includes software‑based global band configurability in a single hardware design. The SARA‑R4 supports quad-band 2G (EGPRS) fallback, ultra‑low power consumption and cost‑optimized solutions making it ideal for the development of LPWA IoT applications.