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• Before you clean or maintain the device, stop using it, stop all applications, and disconnect all
cables connected to it.
• Do not use any chemical detergent, powder, or other chemical agents (such as alcohol and
benzene) to clean the device or accessories. These substances may cause damage to parts
or present a fire hazard. Use a clean, soft, and dry cloth to clean the device and accessories.
• Do not store your device near magnetic fields for extended periods of time. Your device may
malfunction or the battery may discharge from exposure to magnetic fields. Magnetic stripe
cards, including credit cards, phone cards, passbooks, and boarding passes, may be damaged
by magnetic fields.
• Do not use your device with the back cover removed. The battery may fall out of the device,
which may result in damage or malfunction.
• Do not dismantle or remanufacture the device and its accessories. This voids the warranty and
releases the manufacturer from liability for damage. In case of damage, contact an authorized
service center for assistance or repair.
• If the device screen is broken in a collision, immediately stop using the device. Do not touch or
attempt to remove the broken parts. Promptly contact an authorized service center.
• Do not store your device with metal objects, such as coins, keys, and necklaces. Your device
may be scratched or may malfunction. If the battery terminals come into contact with metal
objects, this may cause a fire.
Emergency calls
The availability of emergency calls is subject to your cellular network quality, service provider
policy, and local laws and regulations. Never rely solely on your device for critical communications
like medical emergencies.
Environmental protection
• The device and its accessories (if included), such as the power adapter, headset, and battery
should not be disposed of with household garbage.
• Disposal of the device and its accessories is subject to local regulations. Support proper
collection and recycling.
Disposal and recycling information
This marking on the product, accessories or literature indicates that the product and its
electronic accessories (e.g. charger, batteries, headset, USB cable) should not be disposed of with
other household waste.
To prevent possible harm to the environment or human health from uncontrolled waste disposal,
please separate these items from other types of waste and recycle them responsibly to promote
the sustainable reuse of material resources.
Household users should contact either the retailer where they purchased this product, or their
local government office, for details of where and how they can take these items for environmentally
safe recycling.
Business users should contact their supplier and check the terms and conditions of the purchase
contract. This product and its electronic accessories should not be mixed with other commercial
wastes for disposal.
This product is RoHS compliant.
EU regulatory conformance.
Body worn operation
The device complies with RF specifications when used near your ear or at a distance of 5mm
from your body. Ensure that the device accessories, such as a device case and device holster, are
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