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WARNINGS
• Do not leave the device unattended while charging.
• Your device should be stored and transported within the temperature
and humidity ranges of -10° to +50°C (14°F to 122°F) and <90% RH.
• Your device is designed to operate from 5°C (41°F) to 40°C (104°F).
• Keep the device protected from dust or external particles.
• We recommend using a 5V up to 500 mA USB adaptor.
• Do not use the device in mines or other areas with explosive gases.
• When the device is connected via micro USB cable to external mains-
operated equipment such as a charger, PC, audio source or similar, this
equipment must comply with IEC 60950-1, IEC 62368-1, IEC 60601-1 or
equivalent safety standards.
• Only the accessories and cable that are included in the sales box must
be used.
• Using cables other than those specified or provided may result in
increased electromagnetic emissions or decreased electromagnetic
immunity of this equipment and result in improper operation.