Sony SRS-BTS50 - Manual (Page 69)

Complete the connection by following the instructions on the screen of the
smartphone.
When the (BLUETOOTH) indicator (blue) stops flashing and remains lit, the
system is connected with the smartphone.
Refer to the manual of the smartphone for the designated location to be
touched on the smartphone.
Tips
If you cannot connect the system, try the following.
Start “NFC Easy Connect” app on the smartphone, and move the smartphone
slowly over the N mark of the system.
If the smartphone is in a case, remove it from the case.
If you touch a smartphone that is connected with another NFC compatible
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