[. . . ] US ES Quick Start Guide Wireless Stereo Headset Pairing and connecting with the Bluetooth device Before pairing, charge this unit. [. . . ] nFC (Near Field Communication) is a technology enabling short-range wireless communication between various devices , such as mobile phones and IC tags. Thanks to the NFC function, data communication can be achieved easily just by touching the relevant symbol or designated location on NFC compatible devices. By using the NFC function, the unit is turned on automatically and then paired and connected with a Bluetooth device. Compatible smartphones  Connecting with the paired device 1 Smartphones with the NFC function built-in (OS: Android 2. Blue Preparation on the smartphone 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 1 Download and install the app “NFC Easy Connect. Charging the unit Press and hold the POWER button for about 2 seconds while this unit is turned off. 2 About “NFC Easy Connect” App “NFC Easy Connect” is Sony’s original app for Android Phone available at Google Play Store. [. . . ] Ώ Other trademarks and trade names are those of their respective owners. [. . . ]