User manual

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[Microphone volume adjusting and boosting]

If the microphone volume is low adjust it by scroll bar. If microphone volume is maximized but the

signal is still weak, you need to boost the microphone. Do the followings (for MS Window2000):

• Double click on ‘Multimedia’ icon from MS Window’s Control Panel.

• Click on [Play] button on ‘Audio’ tab to open ‘volume control’ window.

• Select ‘Options  Properties’ menu to open [Properties] window

Soundcard mixer is installed

in each system.

• In order to use 2Way Audio function,

“Microphone” should be set from

“Properties” tap.