MS44SF1 is a compact size(20 x 12 x 2.0 mm), cost effective ultra-low power wireless multi protocol BLE 5.2 module based on Nordic nRF52820 SoC. Supporting all Bluetooth Low Energy features, including Direction Finding, Long range, Bluetooth mesh, Thread and Zigbee mesh protocols. It can be supplied with a voltage from 1.7 to 5.5 V which enables powering the device from sources such as rechargeable batteries or via USB. Qualified for up to -40-105℃ industrial grade temperature and a range of analog and digital interfaces makes it the perfect choice for most wireless applictaions.