How to Use Voice Cups (SOVT Voice Training Tool)
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- เผยแพร่เมื่อ 5 ก.ย. 2024
- Each Voice Cup kit comes with 2 cup options. The white cup pairs with the straw that has a wider diameter. The black cup pairs with the straws with smaller diameters.
When using the Voice Cups, make sure you create a tight seal around your mouth with no gaps.
voicestraw.com/