4. How to pair the phone with the FB1?

A: Pairing with Bluetooth smartphone
Before used with the Bluetooth smart phone, the FB1 should be paired with the smartphone with following steps:

1)While the FB1 is powered off, hold the ● button for 5 seconds until the indicator flashes blue and red alternately; the FB1 enters the pairing mode.

2) Turn on the Bluetooth function on the smartphone and search for Bluetooth devices. Choose "FiiO FB1" to pair with it.