Warranty Service

All products are covered with 12-month guarantee to ease your worry

All products are covered with 12-month guarantee to ease your worry

When will the warranty be available

Normally it will be available in 48h after submitting the form.

1. 24-hour technical support.
2. Repair products without any cost.
3. Trade-in for products which used for over 2 years.
4. Extend the free returns from one month to 12 months.

Please contact us if you encounter any problems. Please register within 10 days after receiving the products to ensure your purchase is 100% covered.

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About Us

DY was founded with a clear focus — to create better open-ear audio experiences through bone conduction technology. Built by a team with experience in consumer electronics, we specialize in designing headphones that combine comfort, safety, and everyday usability.

We focus on understanding how people use audio in real life — whether during workouts, commuting, or daily activities — and develop bone conduction headphones that keep users connected to both their music and their surroundings.

Over the years, DY has continued to grow by delivering reliable performance and practical design. With a growing number of users worldwide, we remain committed to improving our products and providing a dependable listening experience you can trust.

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Amazon Support

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Email: dy.support.us@gmail.com


Response Time: We will reply within 24-48 hours.


Working Hours: Mon - Fri | 9:00 AM - 6:00 PM EST