User manual

inadequately shielded or designed. As a result, your phone may cause interference
with other devices.
Temperature
Operate your phone in a place where the temperature is always between 10℃ to
45℃. Using or storing your phone in a too hot or too cold environment might
damage the battery, or even cause your phone to short-circuit or burn.
Proper Usage
Use your phone appropriately. Do not touch the antenna area unnecessarily when
the phone is turned on. Do not drop, disassemble, crush, bend, deform, puncture,
incinerate, or insert foreign objects into your phone.
Qualified Maintenance and Service
Never attempt to repair or modify the phone yourself. If your phone has any
hardware or software failure, do not use it until you take it to an authorized service
provider. Do not disassemble or root your phone yourself, otherwise the warranty
service will be terminated immediately.
Batteries, Chargers and other Accessories
Do not dismantle the built-in lithium-ion battery of your device. Use only the
batteries, chargers and other accessories authorized by OPPO, for third-party
accessories might cause damage or danger.
Waterproofness
Your device is not waterproof. Do not use your device in rain, or other wet locations.
Avoiding Hearing Damage
Permanent hearing loss may occur if the receiver, speakerphone, headphones, or
earpieces are used at high volume. You can adapt over time to a higher volume of
sound that may sound normal but can be damaging to your hearing. Set the volume
to a safe level to protect your hearing.