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How long is the Sonic-FX™ Warranty?
Is the warranty the same for all Sonic-FX™ Toothbrushes?
What's an "authorized seller"?
I purchased my Sonic-FX™ on Groupon, is there a warranty?
I bought my Sonic-FX™ on Amazon, is there a warranty?
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What's in the Box?
What's included with the Sonic-FX™ with UV Sanitizer?
What's included with the Sonic-FX™ Solo?
What's included with the Sonic-FX™ Duo?
What's included with the Sonic-FX™ Solo (USB)
90-day Manufacturer Warranty
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Orders and Shipping
When will I receive my order?
Is it possible to cancel my order?
I have a coupon code but I was charged full price. How can I get a refund?
How do I order an Interdental Brush Head?
I bought this on Groupon and want to return it for a refund.
I bought something directly from the Sonic-FX™ website and I would like a refund.
Do you ship internationally?
How long does shipping take?
Can I change the ship-to address on my order?
Using your Sonic-FX™
I just used my Sonic-FX™ for the first time and it tickles my gums—is this normal?
Do I have to use a lot of pressure when using the Sonic-FX™?
What is the Quadrant Method?
How do I clean my Sonic-FX™?
Can I use the Sonic-FX™ in the shower?
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