In summary, the Kinetis KW41Z/31Z/21Z Wireless MCUs cover many of the requirements for today’s IoT applications by combining basic connectivity, power optimization and security in a single MCU. The KW41Z, with its multi-protocol radio, is capable of running two stacks concurrently, saving board space, development time and cost. Kinetis KW41Z/31Z/21Z offers a large memory footprint with the Flash and RAM capacity to run networking stacks, application profiles and customer applications. Engineers can future-proof their design with over-the-air upgrade support. The KW41Z/KW31Z/KW21Z low power design supports products that can run for years on small batteries. This MCU family goes a step further with its comprehensive enablement of certified software stacks, support for professional and complimentary software development tools, development hardware and reference designs for simpler system design. Comprehensive enablement keeps the BOM cost low, system complexity low, and provides a fast time to market.