--- title: Get Connected Blog | Nordic Semiconductor | Karl Torvmark description: Karl earned a Master of Science degree in Electronics and Acoustics from the Norwegian University of Science and Technology (NTNU) in 1999. Since 2001, he has been involved with technical support, product definition, hardware design, and marketing in the semiconductor industry. He started working as a Technical Product Manager at Nordic in 2018 and is currently busy defining new products that are not public yet. --- This blog is for you who are new to the connected world of the Internet of Things (IoT) - whether you are a senior executive, in product development, or simply a curious soul. Our goal is to inform you, keep you updated and help you understand the opportunities and challenges of IoT for your industry. - [All subjects](https://blog.nordicsemi.com/getconnected) - [Bluetooth LE](https://blog.nordicsemi.com/getconnected/topic/bluetooth-le) - [Sustainability](https://blog.nordicsemi.com/getconnected/topic/sustainability) - [Wi-Fi](https://blog.nordicsemi.com/getconnected/topic/wi-fi) - [Matter](https://blog.nordicsemi.com/getconnected/topic/matter) [![](https://blog.nordicsemi.com/hs-fs/hubfs/Blog_pics/2021%20GetConnected%20Blog/freewifi.jpg?width=600&height=500&name=freewifi.jpg) ](https://blog.nordicsemi.com/getconnected/higher-spectral-efficiency-and-power-saving-boost-wi-fis-iot-credentials) 08 September 2021 [Bluetooth LE](https://blog.nordicsemi.com/getconnected/topic/bluetooth-le) [Matter](https://blog.nordicsemi.com/getconnected/topic/matter) [Wi-Fi](https://blog.nordicsemi.com/getconnected/topic/wi-fi) ## [Higher spectral efficiency and power-saving boost Wi-Fi's IoT credentials](https://blog.nordicsemi.com/getconnected/higher-spectral-efficiency-and-power-saving-boost-wi-fis-iot-credentials)