User's Manual

[Volume

[Volume control]

control]

While a call is in progress, you can adjust the volume by

pressing the "V+" or "V-" button . You can also adjust the

volume on your mobile phone.

[Mute]

While a call is in progress , press the MODE button , you will

hear 2 tones. The speakerphone 's MIC is now muted. You will

hear remindful tone every 5 seconds to notify you that your

MIC is still on mute d . Repeat the operation to turn off mut ing .