100m should be more than enough https://www.scienceabc.com/innovation/what-is-the-range-of-bluetooth-and-how-can-it-be-extended.html#:~:text=The%20range%20of%20Bluetooth%20depends%20on%20its%20class,at%20a%20range%20of%20less%20than%2010%20meters.
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100m should be more than enough https://www.scienceabc.com/innovation/what-is-the-range-of-bluetooth-and-how-can-it-be-extended.html#:~:text=The%20range%20of%20Bluetooth%20depends%20on%20its%20class,at%20a%20range%20of%20less%20than%2010%20meters.