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PreferredTransmitPowerLevelInDBm is for increasing the BLE advertise fequency?,
This api use the indicated transmit power level for the advertisement. It could not use to update fequency.
if yes, how to use this, please give some sample codes.
the default value is Null. and this api has no effect on radios that do not support the Extended Advertising format. it is a property of publisher, you could set value directly.
For getting avaiable range, please refer Bluetooth® technology supports transmit powers from -20 dBm (0.01 mW) to +20 dBm (100 mW).
Thank you.
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