The TLSR827x series presents state of the art ultra low power (ULP) concurrent multi-protocol IoT solution at ISM 2.4GHz band. It has protocol full support for Bluetooth LE, Bluetooth Mesh, Zigbee, RF4CE, HomeKit, and 2.4GHz proprietary. Compared with TLSR825x, the TLSR827x series has a few salient features: RF Inductor integrated enabling BOM Reduction, Audio Enhancement, Wi-Fi PTA hardware interface.