Make sure that the headphone is fully plugged into the audio jack, you'll hear a light click if it's properly done. You can also check if the speaker cone needs to be replaced.
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Make sure that the headphone is fully plugged into the audio jack, you'll hear a light click if it's properly done. If you think the speaker cone needs to be replaced, check out the [https://www.ifixit.com/Guide/Turtle+Beach+Ear+Force+XO+Seven+Speaker+Cone+Replacement/36551|speaker cone replacement guide.]
Make sure that the headphone is fully plugged into the audio jack, you'll hear a light click if it's properly done. You can also check if the speaker cone needs to be replaced.