Sony SRS-BTS50 - Manual (Page 64)

Help Guide
Preparation on the smartphone
If your smartphone OS is Android 2.3.3 or later, but earlier than Android 4.1, you
must prepare your smartphone as described below.
If your smartphone OS is Android 4.1 or later, this preparation is not required.
An app for the NFC function needs to be installed on the smartphone.
Download the app “
NFC Easy Connect” from the Google Play, and install it.
The App may not be available in some countries and/or regions.
1. Download and install the app “NFC Easy Connect.”
Access the following Web site:
https://play.google.com/store/apps/details?id=com.sony.easyconnect
By the two-dimensional code:
Use a two-dimensional code reader app.
Search
Top > One-touch connection (NFC) > One-touch connection (NFC) >
64