SemiconductorThe nRF52811-QFAA-R is an RF System on a Chip (SoC) Bluetooth 5.1 Multiprotocol manufactured by Nordic Semiconductor. This component is a comprehensive and multi-protocol Bluetooth 5.1, which provides a seamless connection between the application processor and the software. The nRF52811-QFAA-R has features like on-chip memory, ARM Cortex-M4 processor, 2.4GHz IEEE 802.15.4 (ZigBee and Thread) protocol support, BLE Long Range, and Bluetooth low Energy ultra-low-power modes. It also supports software like SEGGER J-Link integrated Bluetooth HCI, ANT protocol, BLE (Bluetooth Low Energy) 5.1, Generic FSK, and Thread protocol. The SoC contains on-chip low-power analog blocks, a power efficient precision clocking system and RAM, which help the device to operate with lowest power consumption. With integrated Bluetooth 5.1 the nRF52811-QFAA-R provides high-speed connections, broader coverage, and more secure links.