Click "Steady mode", red laser source emits steady, click again to quit.
Click icons "Evasive 1Hz" or "Evasive 2Hz" to enter pulse mode, the red laser source is emitted by a certain
frequency, press it again to quit.
3.3.27 Audio Record
Connect an audio device to the IP tester's audio input port. Click the
icon to enter the Audio Recorder
app. Click the red button to stop, and the unit will prompt you to save the recording
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