16. Care and Cleaning
To guarantee optimal performance as well as a long service life of the device, follow the tips below.
16.1 Product Care
Do not pierce or scrape the device (including the screen) with hard or sharp objects.
Do not drop the device or collide with other objects.
Keep the device far away from substances that can corrode the circuitry.
Do not hold the device by the earpiece cable.
16.2 Product Cleaning
Clean up the dust and fine particles on the device surface and charging contacts with a clean and dry lint-free
cloth or a brush regularly.
Use neutral cleanser and a non-woven fabric to clean the screen, keys, and front case after long-time use. Do not
use chemical preparations such as stain removers, alcohol, sprays or oil preparations, so as to avoid surface case
damage.
Make sure the device is completely dry before use.