Make sure that the battery is inserted correctly.
Securely connect the charger to the phone.
Only charge the battery in an environment where
the temperature does not go below -10℃ or above
55℃.
The battery or charge need to be changed.
The operation is wrong.
The network providers do not support the function,
or you don’t apply the function.
*Variation in operation times may occur depending on SIM card, network,
and usage settings, usage style and environments.
13.2 Your Bea-fon T850 box contains:
• 1 Mobile phone
• 1 Desktop charger
• 1 Travel charger
• 1 Battery
• User manual
13.3 Certification information (SAR):
This model phone meets the EU requirements for exposure to radio
waves.
The exposure standard for mobile phones employs a unit of
measurement known as the Specific Absorption Rate, or SAR. The SAR
limit recommended by The Council of the European Union is 2.0 W/kg.
Tests for SAR have been conducted using standard operating positions
with the phone transmitting at its highest certified power level in all tested
frequency bands.
The highest SAR value for this device when tested at the ear was 0.647
W/kg.