2. How to pair the phone with the RC-BT?
A: Before used with the Bluetooth smart phone, the RC-BT should be paired with the smartphone with following steps:1)While the RC-BT is powered off, hold the ● button（Button C） for 5 seconds until the indicator flashes blue and red alternately; the RC-BT enters the pairing mode.
2) Turn on the Bluetooth function on the smartphone and search for Bluetooth devices. Choose "FiiO RC-BT " to pair with it.