Help Center>Sound Effect Help>Your voice sounds low

①、 Click the iconat the right bottom of your screen for proper volume. (specific steps for Windows 7 users are
as follows↓)
③、 The iconat the bottom of this page represents the sound volume you hear. You’d better
try the previous two steps first as increasing the volume may cause noises.
④、 We suggest you to put on your headsets for a sound teaching effect.
If the sound you hear is still low,then please adjust the volume of the web videos. Do as follows↓

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