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1·Place the SPKR GAIN value into the VM volume table using the MonoHeadset Configuration Tool, choose the Audio Gains TAB to configure desired number of volume steps as well as minimum.

使用单声道耳机配置工具，将喇叭增益值设置到虚拟机音量表，选择音频增益标签，配置音量表中期望的最小音量。