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ASTI offers a 30-day money back guarantee on products purchased from the Sound of Sleep online store. If you are not happy with your product, you may return it for a refund. Please contact us first before returning your product. Customers in the USA may contact us at [email protected], or toll-free at 866-220-2569. If you’re outside of the US, please see our support page for instructions on how to get in touch with us.


Most ASTI products are covered by a two-year limited warranty. To register your product for warranty support, please visit our support page.