The leader of bluetooth headphones in China

Is there instruction manual for sports headphones?
Yes, we can offer an instruction manual for sports headphones to every customer. The end-user manual is compiled by our skilled workers who are familiar with every part of the product and can proficiently operate the products as well. On the first page of the manual, there is a quick version of the instructions' catalog which describes every step of the installation in short. In addition, we have clear and detailed pictures exquisitely printed for better understanding of users. English version is commonly used for users now.
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The tight network of production bases, sales and service training stations of Shenzhen Royaltenic Industrial Limited is throughout the country. The tws earphones series is widely praised by customers. ROYAL TANIC noise cancelling headphones with microphone is manufactured using high quality raw materials which are safe and eco-friendly. Its design and manufacturing are backed by 8+ year Bluetooth development experience. People who have worn this product for a long time can not find any issues like skipped or tearing stitches or holes in the binding. Its custom service, including OEM and ODM, is standardized to quickly satisfy different needs.
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Royaltenic can promise that we will try our utmost to satisfy our customers. Check it!

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