https://devzone.nordicsemi.com/f/nordic-q-a/17555/if-there-are-twenty-ble-want-to-connect-twenty-android-app-what-will-happenI want to know that how to judge the Traffic block. If there are 1 BLE and 1 android APP. It must be ok. if the number is 2,3,4,5....n What is the maxium n? How to cal it, or how te test it?en-USTelligent Community 13Mon, 07 Nov 2016 15:41:34 GMThttps://devzone.nordicsemi.com/thread/67502?ContentTypeID=1Mon, 07 Nov 2016 15:41:34 GMT137ad170-7792-4731-bb38-c0d22fbe4515:0554250d-8add-46e8-b4a5-a8e9d2c58481Hung Bui<p>Hi Ligang,</p> <p>Please clarify your question. What do you mean by &quot;twenty android app&quot; ? You mean 20 central devices (20 phones) or 20 apps on the same phone ?</p> <p>How is the connection , 20 BLE peripheral connect to same central (phone) or connect to different phones ?</p><div style="clear:both;"></div>