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How to Use the Rectangular Bluetooth Audio Sunglasses, how do I connect? If this is your first use, our guide will help you. The manual also has instructions on how to clean. This guide contains information about the devices, such as the operation, settings, and features. Here you will find owners manuals, data sheets, and specifications from famous brands.
You may have encountered some problems, such as charging, connecting, working, sound or mic, etc… Write in the comments what kind of help you need. Or what languages to add technical documentation and instructions in?