Tutorials
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HOW TO USE THE ANGLE ON YOUR KYOUI SONIC 3000 SYSTEM
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HOW TO USE THE PICK BRUSH HEAD ON KYOUI SONIC 3000 SYSTEM
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HOW TO SWITCH TOOTHBRUSH HEADS ON KYOUI SONIC 3000 SYSTEM
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HOW TO USE THE MODES AND TIMER ON KYOUI SONIC 3000 SYSTEM