Samsung Level Link Quick Start Manual page 11

Do not store your device in very hot or very cold areas. It is
recommended to use your device at temperatures from -20 °C to 50 °C
Do not store your device near magnetic fields
Do not disassemble, modify, or repair your device
Use caution when using this device with wired earphones. You may choke
if the earphones wrap around your neck
Do not use chemicals or detergents when cleaning your device
Protect your hearing and ears when using a device
• Use caution to avoid long-term exposure to loud sounds to prevent
damage to your hearing.
• Do not use a device while driving or riding. Doing so may distract your
attention and cause an accident, or may be illegal depending on your
region.
Do not use your device in a hospital, on an aircraft, or in an automotive
equipment that can be interfered with by radio frequency
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