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Using the Control Panel Keys
Use the control panel keys to adjust the volume, mute the speaker, mute the
microphone, and navigate the On-Screen Display (OSD) Menu.
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Quick Menu
Volume Down/Volume Up
Press the 1 or 2 key to adjust the speaker volume.
Speaker Mute
Press the 3 key to mute/unmute the speaker.
Microphone Mute
Press the 4 key to mute/unmute the microphone.
Main Menu
Press the 5 key to enter the On-Screen Display (OSD) Menu.