Troubleshooting
Problem
No USB power indicator light
No sound in headphones
Sound is distorted
Source sounds delayed
Headphones are not loud
enough
Microphone input is too quiet
in headphones
Solution
Verify port is powered USB 1.1 or 2.0.
Turn up the VOLUME or MIC GAIN thumb slider.
Turn down MIC GAIN.
Turn off software monitoring in the computer
software.
Windows:
Sound playback and turn up Volume Control.
Mac:
Select Output tab and turn up Output volume.
Turn down MONITOR thumb slider
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