Phonak Roger inspiro SoundField User Manual page 9

The Roger inspiro SoundField battery symbol will flash
during charging. The battery cannot be over-charged.
Once Roger inspiro SoundField is disconnected from its
power supply or charging dock, its on-screen battery
symbol will show its remaining capacity.
The battery is fully charged.
Approximately 1 hour before Roger inspiro SoundField's
battery becomes empty, its vibration alarm will be
activated. Check the message on the Roger inspiro
SoundField's screen and follow the instructions.
Once the Roger inspiro SoundField's battery is completely
exhausted, its battery symbol will turn red.
I Use only the original Phonak charging unit
for Roger inspiro SoundField.
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