Flylink BW31 - Manual (Page 9)

8.Anti-lost reminder
When the bracelet is 10-20 meters away from the cell phone, bracelet
will remind with vibrating, and once every 10 minutes.
When cell is connected, short press A key or B key to make the
volume+/-
You can switch the sound between mobile devices and bracelet freely
through the Bluetooth setting on mobile.
9.Dial out the last outgoing cell
Double-click A key or B key to Dial out the last outgoing call.
When lt shows “Call”, press any key can start to talk.
10.Hang up phone
Press the B key for 2 seconds, when active cell or outgoing cell, it hang
up the phone;
11. Time setting
Press A key for 3 seconds to enter the time adjusting mode.