https://devzone.nordicsemi.com/f/nordic-q-a/17627/power-setting-in-ble-nanohai i was started a bluetooth based project. So i have started with a blend micro.But the range of communication was very short.So i have chosen ble nano with TX power 4. But the communication range is not increased that much.I am getting a range ofen-USTelligent Community 13Thu, 10 Nov 2016 15:37:09 GMThttps://devzone.nordicsemi.com/thread/67787?ContentTypeID=1Thu, 10 Nov 2016 15:37:09 GMT137ad170-7792-4731-bb38-c0d22fbe4515:9c4c3322-ecd9-462b-a0e0-81d73e7a3cccrun_ar<p>Unfortunately you can only do so much in software, i.e. setting maximum tx power. The other parameters that affects range is the rf performance of your board, and the environment it&#39;s in. In an open field I would expect that you get better range, provided you have good RF performance.</p><div style="clear:both;"></div>