If the devices are fully charged, the LED charge indicators of the hearing
amplifiers switch off immediately. The LED charge indicator of the stor-
age box with integrated powerbank of the device lights up for four hours.
Then the LED charge indicator of the storage box with integrated power-
bank switches off in order to conserve the battery.
Make sure the volume control is initially set to the lowest setting before
operating the hearing amplifiers.
7. Usage
Adjusting your hearing amplifier
1. The sound tubes are printed with "2B" in red or blue
respectively. "Red" is for the right and "blue" is for
the left ear.
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