> what is the purpose of having a M.2 bay To plug an NRF52840 https://makerdiary.com/collections/frontpage/products/nrf52840-m2-module https://makerdiary.com/

> what is the purpose of having a M.2 bay To plug an NRF52840 https://makerdiary.com/collections/frontpage/products/nrf52840-m2-module https://makerdiary.com/collections/frontpage/products/nrf528...