Music

• No sound

• Check that both the headset and the BLUETOOTH device are turned on.

• An A2DP BLUETOOTH connection is not made between the headset and the BLUETOOTH device. Use the BLUETOOTH device and make an A2DP BLUETOOTH connection.

• Check that music is being played back by the BLUETOOTH device.

• Check that the volume of the headset is not set too low.

• Turn up the volume on the connected device if necessary.

• Pair the headset and the BLUETOOTH device again.

• Low sound level

• Turn up the volume of the headset.

• Turn up the volume on the connected device if necessary.

• Low sound quality

• Use the BLUETOOTH device and switch the BLUETOOTH connection to A2DP (Advanced Audio Distribution Profile) when HFP (Hands-free Profile) or HSP (Headset Profile) is set.

• If you have previously connected this BLUETOOTH device, only an HFP/HSP BLUETOOTH connection may be made when the headset is turned on. If this happens, use the BLUETOOTH device and make an A2DP BLUETOOTH connection.

• Sound skips frequently during playback.

• Set the headset to the “Priority on stable connection” mode.

For details, refer to “Selecting the sound quality mode of music playback.”