The nRF52811 is a Bluetooth 5.1 SoC with comprehensive protocol support. It is the 4th addition to the nRF52 Series platform, extending the numerous applications and use cases already covered by the platform. The nRF52811 SoC is capable of the latest and greatest features of Bluetooth 5.1, the most prominent being Direction Finding, taking Bluetooth positioning to new heights.64 MHz Cortex-M4192 KB Flash, 24 KB RAM2.4 GHz Transceiver2 Mbps, 1 Mbps, Long RangeBluetooth 5.1 Direction FindingANT, 802.15.4, Thread, Zigbee+4 dBm TX Power128-bit AES CCMUART, SPI, TWI, PDM PWM12-bit ADC