31
Function
Status of the headset
Operation
Volume up
Playing music
Short press “+” button
Volume down Playing music
Short press “–”button
Last song
Playing music
Short press button once
Next song
Playing music
Short press
button once
Fast forward
Playing music
Long press
button once
Fast rewind
Playing music
Long press button once
Pause
Playing music
Short press
II
button once
play
Pausing
Short press
II
button once
Line in input
Turned off
It can playing music through 3.5mm audio line
USB function Turned off or turned on Connect the headset with computer via USB
cable, you can enjoy music form computer.
If the headset is turned on, you can control
previous/next song, fast forward/fast rewind
of the headset.
Notes
:
• When playing music on some mobile phones, the music will be transmitted
to the mobile phone’s speaker instead of the headset. You have to select
“transmit the sound via Bluetooth” in the settings menu and then choose
“alpha4” as speaker device. The music will be transmitted to the headset.
Please refer to your mobile phone’s user’s manual for further information.
• When the volume is adjusted to max or min., you will hear one prompt tone.
• If you want to remote control last/next song, pause/play, it needs your
Bluetooth mobile phone or Bluetooth transmitter paired with the headset
to support AVRCP profile, please refer to the user’s manual of your mobile
phone or Bluetooth transmitter for further information.
• Only the paired Bluetooth devices(phone or transmitter) support “fast
