The QCA4024 from Qualcomm is a dual-mode system-on-chip that supports Bluetooth 5 and 802.15.4-based technologies, including Zibgee and Thread. It also supports bluetooth CSRmesh technology. This SoC provides pre-integrated support for HomeKit and the Open Connectivity Foundation (OCF) specifications, as well as support for AWS IoT software development kit (SDK) and Microsoft Azure Internet-of-Things (IoT) Devices SDK to connect with Azure IoT Hub. It is available in a 8 x 8 mm QFN package.