MS44SF1 is using nRF52820 with ARM cortex-M4 core, 256kB flash, 32kB RAM. it can work with voltage range of 1.7V-5.5V, temperature range of -40℃~+125℃. Diversified digital communication interfaces allow this module to be used in a wide range of applications. It supports Bluetooth 5.0 long range function and Bluetooth 5.1 direction finding function, which means that the chip can realize the distance transmission of up to 600m, and it can also be used to realize the precise positioning of Bluetooth AOA or AOD.

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