The PTR54L10S is a button-cell-sized embedded system-level ultra-low-power Bluetooth multi-protocol module based on the Nordic nRF54L10. The module integrates an Arm Cortex-M33 processor core and a RISC-V coprocessor with a processor clock frequency of up to 128MHz, and the processors are optimized for specific workloads. The module is equipped with ample integrated internal memory, excellent performance, and ample memory, making it ideal for IoT products, running machine learning (ML) models, and edge sensor fusion applications.