We are experts and innovators of smart devices for entertainment, travel, and smart homes.
We guaranty 24-Month Warranty for Quality-Related Issues.
You need to sign in your amazon account and find out the item you bought. There is a order number/ order ID like this xxx-xxxxxxx-xxxxxxx.
You can go to the product page to get online user guide or video guide, and you can also contact us at firstname.lastname@example.org for more help.