The PTR9813 ultra-low power Bluetooth 5 ready multiprotocol System on Module based on the nRF52833 from Nordic Semiconductor. The module can support Bluetooth 5.2 by upgrading the protocol stack. The module with an ARM® CortexTM M4F 32 bit processor, 512KB Flash/128KB RAM, Bluetooth 5.1 Direct Finding AOA/AOD support, embedded 2.4GHz transceiver, provide a complete solution with no additional RF design, Bluetooth 5, ANT/ANT+, 802.15.4 and 2.4GHz proprietary multiprotocol support.