ZEKLER 412 RDB Manuel D'utilisation page 8

IMPORTANT!
Due to safety reasons, the volume of the FM radio and music streaming is muted at an incoming
call or other communication from the connected unit.
The volume is reset automatically when the communication is ended.
Due to safety reasons, the volume of the Level Dependent function and external sound input is
NOT muted at incoming calls or other communication from the connected unit (if these functions
are in use).
Some phones may not have access to all Bluetooth® functions. In that case these functions have
to be controlled directly on the phone.
The headset has the function "side-tone" which allows users to hear their own voice in the
Low battery warning
When the battery power is decreasing and approximatly 5 % remains of maximum run time, an audio
signal of 5 shifting tones will be heard in the headset. The batteries should then be changed or charged
completely drained.
Power save function.
To avoid unintentionally drainage of the batteries, e.g. if the headset is left on after the working day, the
headset will automatically be turned off after 6 hours if no settings have been made within the 6 hour
period.
Press and hold the BT knob for 3 seconds to restart the Bluetooth® function and resume the connection.
must be turned off and then on again.
Change of batteries.
Check that the batteries + and - poles are placed correctly in the battery compartment.
Never connect a charger to the headset if disposable batteries are used.
Charging of batteries.
When the batteries are charged the LED will light up solid red. A full charge will take approximatly 3
The batteries run time with all functions in use is about 23 hours. The run time will increase if less
functions are in use.
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